Here, the assets are higher than . Case in point, humans are hard to predict. The correlation coefficient is the measurement of correlation. 1. A correlation close to zero suggests no linear association between two continuous variables. b. Step 6: Compare the obtained value and the critical value Economists define the average cost function as a. One-tailed b. d. 57, If a simple Pearson correlation value = .512, what percentage of variance is accounted for? 4) Is the sample correlation. Select one: Cut values that are less than or equal to 0.3 inches away from 9 inches. b. Two-tailed In the equation r(65) = .45, p < .05, what are the degrees of freedom? If the number of participants in Group 1 = 54 and the number in Group 2 = 58, what is the associated degrees of freedom? a. The researcher selected an alpha level of .01. The most common correlation coefficient, generated by the. In calculating a one-sample chi-square test, if you had 7 degrees of freedom, your variable would have _______ categories. Select one: a. null hypothesis. Income is the __________ variable, while level of education is the ___________ variable. Reject the null hypothesis; at least two groups differ in the average number of successful free throws that they completed. Cost for 75 kWh of energy = 4.20 75 = 315. a. one tailed. d. .89, Which of the following correlations would be interpreted a moderate relationship? . If you posit that a relationship between two variables would be either positive or negative, what type of test should you use? After participating in the experiment for two weeks, the players attempted 10 free throws. Is written in present tense. Select one: (T/F), Interaction effects are between independent variables. $$ .35 - Parametric tests O Higher levels of depression cause higher rates of anxiety. When you want to examine the impact of more than one independent variable on the outcome variable, what type of ANOVA should be used? How many null hypotheses are associated with a Two-Way ANOVA? The estimates for 0 and 1 are 31.6 and 0.574, respectively. 68% a. Upon learning this, your statistics classmate decided that if he worked to increase his confidence, he would certainly become more successful in college. Select one: In the equation r(65) = .45, p < .05, what does r represent? The higher the absolute value of your correlation coefficient, the better your predective power is. 1. Continuous correlation In the formula that computes a t value, what does s_1^2 represent? If a simple Pearson correlation value = .685, what percentage of variance is ACCOUNTED for? 27 When computing a correlation coefficient, if you have a degrees of freedom of 27, your sample size must be: When computing a correlation coefficient, if you have the degrees of freedom of 55, your sample size must be: If a simple Pearson correlation value = .512, what percentage of variance is accounted for? c. Neutral correlation For example, as per the 2021 annual report of Amazon.Inc, the company's balance sheet shows that it holds assets worth $420,549 and liabilities worth $142,266. b. To see how the two sets of data are connected, we make use of this formula. d. 69%, If a simple Pearson correlation value = .362, what percentage of variance is unaccounted for? (Equivalently, a simple regression model, using ice cream consumption to predict the rate of occurrence of new polio cases, had a high coefficient of . c. Predictor variable .20 [Choose]
You determine that you should ______. Sum of squares between groups = 37 2. Internal consistency is the intercorrelation between items (Chronbach's ). Why or why not? a. \hline x & 2 & 4 & 6 & 8 \\ a. b. with 5 catagories and 100 observations, what is the expected frequency for a one- sample chi square test for each of the categories? What would be concluded for r(10)= .653, p < .05? 47% 2- There is no linear relationship beteen the variables. - allows us to determine how much variance is accounted for by the predictor variables, together and separately. Write an example of a research hypothesis for a two-tailed t-test for the correlation coefficient. c. A horizontal line If the critical value is less than the obtained value, what should you do? - Variance that is specific to other Select one: In a factorial ANOVA, one of the null hypotheses for a main effect might look like: The correlation coefficient is a measure of __________. c. Criterion point In 2016, Alliant Corporation acquired Centerpoint, Inc. for $\$ 300$ million, of which $\$ 50$ million was allocated to goodwill. c. .66 Select one: What does the statement rxy=/ 0 represent? The closer r is to 0, the weaker the linear relationship. c. 51% Error in prediction (aka error of estimate): The difference between the actual score and the predicted score in a regression. There are many ways that a person can calculate a correlation, so we will focus on the most popular. **Distinguishing Wages** If the average national wage for an employee with a bachelor's degree is $\$ 52,000$, while the average wage for an employee with a master's degree is $\$ 67,000$, how much more does the person with the master's degree earn? Which of the following Greek symbols is used to represent the population estimate for a correlation coefficient? Test-retest is the correlation of scores at two points in time. c. .504 Select one: Question 7 1 pts Which of the following represents a possible alternative hypothesis for an analysis of variance (ANOVA)? 16. If so, what specific services? Select one: Consider the quantified statement in part (d) above: "Vy R, 3x R,x+y Using your graphing utility, graph the average cost function. a. - an extension of bivariate linear regression test statistic critical statistic experimental statistic O observed statistic
In the formula for a one-sample chi-square test, E stands for, 11. - unexplained variance. Solve the equation by finding square roots. c. .19 d. b, Which of the following symbols is associated with the independent variable in the regression equation? Select one: One-tailed test H1: rxy > 0 or H1: rxy < 0 c. y intercept d. n - 4, If the correlation between two variables is .496, how much of the variance has not been accounted for? Again deviating from the Z score, we no . a. Also sometimes called a "net income statement" or a "statement of earnings," the income statement is one of the three most important financial statements in . A. To determine if you should reject a null hypothesis, you should compare the _______ value and the _______ value. Some research questions involve weaker relationships than other subject areas. 18. If your analysis notes that participants in a weight loss study differ in amount of weight lost based on the type of weight loss program used, what type of effect is this called? (T/F), The test statistic used in the factorial ANOVA is the factorial analysis of variance. $\\$$y=$$\frac{3}{2} x+1$. Step 1: State the null and research hypothesis What is the formula for the degrees of freedom for the t test for the correlation coefficient? In the equation r(65) = .45, p < .05, what does r represent? They will either purchase an established Gift and Card Shoppe or open a new Wine Boutique. What does RXY stand for? 0 answers. _______ describes the average score for each variable in a dependent-samples t-test. Water has three normal modes that can be grouped together as the reducible representation. b. (b) Find the autocorrelation of the output Yn when Xn is a wide sense stationary random sequence with X = 0 and autocorrelation RX [n] = and level of parent involvement, what is the dependent variable of interest? If r(exercise / weight) = -0.87, which of the following statements is NOT true? c. .44 1 XY 1: There are various ways you can prove that in-equality. a. a. external consistency c. Y' = bX + a The t-test for independent samples assumes which of the following? c. -.66 What does the statement rxy 0 represent? If variables change in the same direction, what type of correlation is this called? .25 Select one: Which of the following answers are correct? In the formula that computes a t value, what does X _1 represent? A chi-square test involves a comparison between what is observed and what would be expected by _______. "Stability Coefficient of X and Y" can be abbreviated as RXY. b. the best guess as to what score on the Y variable would be predicted by a score on the X variable, a regression equation can best be resented as, minimizes the distance between the line and each of the points on the predicted variable, 9. c. n - 3 What type of ANOVA is used when there is only one type of treatment or grouping factor with more than two levels? The t-test for independent means is used when each group is tested _______. whichi is the formula for a one sample chi square test? This method of correlation attempts to draw a line of best fit through the data of two variables, and the value of the Pearson correlation coefficient, r, indicates how far away all these data points are to this line of best fit. a. a. 3. \bar{C}(x)=\frac{C(x)}{x} If a research hypothesis posits that there is an indirect relationship between two variables, the test is, 8. b. If your analysis notes that participants in a weight loss study differ in amount of weight lost based on their gender, what type of effect is this called? As such, a statement is an assertion that something is or is not the case. In regression analysis, one variable is considered as dependent and other (s) as independent. If a simple Pearson correlation value = .75, what percentage of variance is UNACCOUNTED for? What does it indicate if r = -1.00? Is there a difference between the levels of the second factor? In the result _((3))^2=8.4,p< .05, what is 8.4? The t test for the correlation coefficient is most appropriate to use when, the relationship between two variables is being examined, If a researcher is examining the relationship between two variables, and only two variables are being used, to determine if the relationship is statistically significant then the appropriate test statistic would be. 1- There is a strong positive linear relationship between the variables. b. p = .01 The probability of committing a Type I error is less than The test statistic for the t test for the correlation coefficient is equal to, 11. The statistical procedure is used to generate the test statistic. a. Statistics and Probability questions and answers, Question 1 1 pts A researcher is looking at the correlation between depression and anxiety using a two-tailed test with an alpha level of .05. d. p = .50, If the alpha level = 0.05, which of the following indicates a NON-significant correlation? .87 The first example is creating a fully-formed C++ std::string object. b. A question on the Minnesota Multiphasic Personality Inventory (MMPI) such as "I get angry sometimes" is included to determine what about the test-taker? 3. The statement rxy 0 represents the research hypoth The statement xy = 0 represents the null Which of the following is the Greek letter rho? The t test for the correlation coefficient is most appropriate to use when a. the differences between two groups is being . b. Error standard deviation In the result _((3))^2=8.4,p< .05, what is .05? .21 -1.0 to 1.0. c. -2.0 to 2.0. d. -3.0 to 3.0. a. Positive correlation The strength of any relationship naturally depends on the specific pair of variables. b. 24.6% -.86 0.16 -.20 -.34 Question 16 1 pts A researcher reports the following statistics in their published research study: r(52) = .36, p <.05. All Companies & Firms (1) Transportation (1) Sort by: Popularity Alphabetically Category Correlation coefficients can test this many variables at a time: The appropriate test statistic to use is the: Significant correlations are not able to indicate: What is another term for a positive correlation? Determine the wavelength. In the equation r(65) = .45, p < .05, what is the obtained value? Steps for Hypothesis Testing for Step 1: Hypotheses First, we specify the null and alternative hypotheses: Null hypothesis H 0: = 0 Alternative hypothesis H A: 0 or H A: < 0 or H A: > 0 Step 2: Test Statistic The outcome variable, or the variable that is predicted, in a regression analysis. d. The square root of the phi coefficient, the amount of unexplained variance in a relationship between two variables is called: If the correlation between variables is .70, what percent of the variance is shared variance? a. Which of the following would be the most appropriate test statistic to use? Dr. Moo would like to compute the exact probability of male or female students passing or failing on the comprehensive agricultural exam. What can the researcher conclude? This is why SPSS gives you the option to report zero-order correlations when running a multiple linear regression analysis. 483,900,000 miles. Select one: The statement rxy not equal to 0 represents the a. null hypothesis b. research hypothesis c. T statistic d. means between two groups are not equal and more. b. (Provide your answer in dollars and in percentage.) 18. The research hypothesis posits that there will be a relationship between the number of hours a student studies and their result on a test. False, Error in prediction (error of estimate) is calculated as the distance between each individual data point and the regression line. Which major assumption of the t-test deals with the amount of variability in each group? In hypothesis testing, the test statistic must be compared against the ______. Question. 2MKTG 3350 SHSU Pass Exam 2, Exam 2 mktg 3350, Statistical Techniques in Business and Economics, Douglas A. Lind, Samuel A. Wathen, William G. Marchal, The Practice of Statistics for the AP Exam, Statistics for Business and Economics, Revised, David R. Anderson, Dennis J. Sweeney, James J Cochran, Jeffrey D. Camm, Thomas A. Williams, Mathematical Statistics with Applications. Select one: o t/2 is the critical t-test value - a . When you are interested in finding out if students' achievement level changes over time as result of a reading intervention, what type of ANOVA would you use? Standard error of the estimate False, Which of the following symbols is associated with the slope in the regression equation? For example, for two variables, X and Y, an increase in X is associated with a decrease in Y. b. Participants who actually practiced shooting baskets made an average of 7.00 free throws (SD = .89) The researcher then ran an analysis variance to determine whether at least two of these means were significantly different. You run a t-test and find that your results indicate that t(38) = 1.13, p > .05. An analysis that examines more than one dependent variable or outcome is known as _________. a. research hypothesis t statistic mean difference null hypothesis
A correlation coefficient can inly test one variable at a time. Now use Excel to count the number of data points, n. (To do this, use the Excel COUNT () function. In the equation Y' = 0.650 (X) + 0.750, the "0.650" represents the. A chi-square is calculated by dividing the total number of _______ by the number of _______. 1. Q4. Ho: u1>u2 > U3 Ho: 41 = u2 >u3 Hj: U17 U2 uz O Ho: ui = u2 = uz Question 8 1 pts Emily is calculating an ANOVA. b. Correlation coefficients can test this many variables at a time: The appropriate test statistic to use for correlation is. d. Cohen's d, If you do not predict that a relationship between two variables would be either positive or negative, what type of test should you use? 18. .19 c. T statistic. .39 d. .65, Which of the following correlations would be interpreted as a weak relationship? b. Y' -.22 What is the formula for the degrees of freedom for the t test for the correlation coefficient? ^ + ^X = (Y ^X ) + ^X = Y 3. c. a c. p = .25 When you have more than one factor, what type of ANOVA should be used? The null hypothesis in an independent-samples t-test would be represented as follows: In the t-test for independent samples, the actual statistical test is _______. The formula to compute the slope of the regression line is b =, 28. c. .65 2. c. .64 Do not simplify. b. c. A horizontal line d. Standardized error, Which of the following is the correct formula for linear regression? b. 44% When using multiple regression, it is always best to include as many predictor variables as possible. a. One-tailed The correlation coefficient ( ) is a measure that determines the degree to which the movement of two different variables is associated. In a C-style string, '\0' denotes the null terminator; it's used to mark the end of the string. b. c. Predictor variable Graph this circle. What does the statement rxy = 0 represent? b. However, if you are correlating raw scores, you can use the reliability coefficients given in the ScorePak Item Analysis to correct the correlations according to the following formula: rxy' = rxy / [ (SQRT (rxx*ryy)], where. A . a. X' = aY + b Stats Exam 3 pt 2. A negative correlation describes the extent to which two variables move in opposite directions. Select one: If a simple Pearson correlation value = .362, what percentage of variance is UNACCOUNTED for? b. 2. a. Coefficient of determination calculate the expected value and thereby determine how much the insurance company can make over the long run for each policy that it sells. There is a significant negative relationship between depression and anxiety in this sample. There is a significant negative relationship between depression and anxiety in this sample. At the end of 2018, management has provided the following information for a required goodwill impairment test: Line of best fit An autoregressive distributed lag model is estimated as y t = 11 + 0:7y t 1 0:4y t 2 + 9x t + 2x t 1 + u t Consider the e ect on yof a one-unit increase in xat time t where xremains one unit higher . 29 Two-tailed. Answer: _____ Math Statistics and Probability. And, the closer r is to 1, the stronger the positive linear relationship. .45 Correct answers: 2 question: It is estimated that there are 21 deaths for every 10 million people who use airplanes. (T/F). Question: 1) Is ryx = rxy? 11. All of the variation in the dependent variable can be accounted for by the independent variable C. High values of one variable are associated with low values of the other variable D. Coefficient of nondetermination equals zero E. 16. d. the population estimate of the correlation coefficient, 7. Select one: In the result _((5))^2=9.4,p< .05, what is 9.4? d. X' = bY + a, Which of the following symbols is associated with the predicted score in the regression equation? Definition: Statements are the kind of sentences that are either true or false. If there is no difference between what is observed and what is expected, your chi-square value will be _______. Zero is a word that derives from the Arabic cifa, which means "empty". When determining the degrees of freedom, n is equal to the d. 75%, If the alpha level = 0.05, which of the following indicates a significant correlation? Select one: 45 Which is NOT a nonparametric test used to analyze data organized in categories? 35. d. b, Which of the following symbols is associated with the y-intercept in the regression equation? If there is almost no difference between what is observed and what is expected, your chi-square value will be _______. Will Mary need to use the services of a freight forwarder? Research hypothesis. The meaning of RXY abbreviation is "Stability Coefficient of X and Y". For this example, the mean of the variances is \(2.649\). 1 a. p = .049 If a research hypothesis predicts the direction of a relationship, the test is _____. If a research hypothesis does not predict the direction of a relationship, the test is _____. d. Line of the estimate, What is the distance between each data point and the regression line called? b. Solution for Question 5. The equation to calculate the degrees of freedoms for the one-sample chi-square test is. c. F test Then 0 becomes uninteresting. Steps 3 and 4: Select the appropriate test statistic Which of the following illustrates the range of possible values of Pearson's product-moment correlation coefficient? Results from an ANOVA are placed in what type of table? **Determining Differences** Determining the difference between two numbers is a matter of subtracting the smaller amount from the larger amount. d. H0: rxy > 0, If you posit that a relationship between two variables would be either positive or negative, what type of test should you use? Null hypothesis H0: xy = 0, Write an example of research hypothesis for a one-tailed t-test for the correlation coefficient. d. b, Using the regression formula with a slope = 2000 and intercept = 15000, what would the predicted income be for someone who has 16 years of education? a. Correlation and Trends, Page 3 Let rt be defined as the critical value of rxy.It is evaluated as () 2 /2 2 /2 df t kt r kt = +, where o k is the number of independent variables used in the correlation. We follow standard hypothesis test procedures in conducting a hypothesis test for the population correlation coefficient . States why your organization exists and articulates your core purpose. d. Predictor score, Based on the formula for a regression line, what does a represent? When computing a correlation coefficient, if you have 27 degrees of freedom, your sample size must be _______. 25% b. In running a dependent-sample t-test, how many subjects were there in the group based on the following: t(58) = 5.015, p < .01? Determine the amount of the impairment loss. Q5. When computing a correlation coefficient, if you have a degrees of freedom of 27, your sample size must be. \begin{array}{lr}\text { Fair value of Centerpoint, Inc. } & \$ 220 \text { million } \\ \text { Fair value of Centerpoint's net assets (excluding goodwill) } & 200 \text { million } \\ \text { Book value of Centerpoint's net assets (including goodwill) } & 250 \text { million }\end{array} Three examples of reliabilities that use correlation coefficients are: 1. If the correlation between two variables is .496, how much of the variance has not been accounted for? c. 68% The general formula for a regression line is, 20. the expected . a. H1: rxy = 0 .45 False. Calculate the average rate of return for a project that is estimated to yield total income of $148,500 over five years, has a cost of$300,000, and has a $30,000 residual value. [Choose ] 6.36 3 1.43 12.94 1.96 2 18.50 Fail to reject the null hypothesis; the groups did not differ significantly in the number of successful free throws that they completed. Which of the following is NOT a type of reliability? a. n - 1 b. p = .04 xy210420630840. There is no statistically significant relationship between depression and anxiety in this sample. In a factorial ANOVA, one of the research hypotheses for a main effect might look like. 14. When data points group together in a cluster from the upper left-hand side of the xy axis to the lower right-hand side, what is this? b. (T/F), The source table is listing of sources of variance in an analysis of variance. b. The researcher has set alpha to .05 prior to conducting the analysis. Select one: c. a how would you write out the null hypothesis for a one sample chi square test involving four groups? If a research hypothesis does not predict the direction of a relationship, the test is __________. The covariance of X and Y, denoted Cov ( X, Y) or X Y, is defined as: C o v ( X, Y) = X Y = E [ ( X X) ( Y Y)] That is, if X and Y are discrete random variables with joint support S, then the covariance of X and Y is: C o v ( X, Y) = . A 585858-year-old couple are considering opening a business of their own. The research hypothesis is accepted. In the following main effect: F(1,9) = 1.67, p = .229, what is .229? 1 a. p =.229, what is observed and what is observed and is. \\ $ $ \frac { 3 } { 2 } x+1 $ is ___________! How many null hypotheses are associated with the y-intercept in the equation r ( 65 =. 1 a. p =.04 xy210420630840 your correlation coefficient, if you posit that a relationship between depression and in! 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Of the following correlations would be interpreted a moderate relationship person can calculate a correlation coefficient variable! Determining the difference between the variables be abbreviated as RXY results indicate that (! The intercorrelation between items ( Chronbach 's ) T/F ), the test _____! = aY + b Stats exam 3 pt 2 test procedures in conducting a test! A degrees of freedoms for the correlation of scores at two points in time no significant. One variable is considered as dependent and other ( s ) as independent linear regression analysis, one the... ; Stability coefficient of X and Y & quot ; at two points in time Two-tailed t-test for one-sample. X ) + 0.750, the weaker the linear relationship between depression and anxiety in this sample a! Point, humans are hard to predict predicts the direction of a relationship between the variables write the! Score in the average score for each variable in the equation r ( exercise / weight ) =.45 p... A moderate relationship following is the formula that computes a t value, what does the RXY. Parametric tests O higher levels of depression cause higher rates of anxiety assumes Which the. Hypotheses for a regression line slope of the regression equation the t-test for the correlation between two continuous.... If there is no linear relationship beteen the variables some research questions involve weaker relationships than subject... Weak relationship hard to predict correlations would be interpreted as a weak relationship research hypotheses a. Variables would be the most appropriate test statistic must be, you compare! What are the degrees of freedoms for the degrees of freedoms for the t for! Independent variables ( ( 3 ) ) ^2=8.4, p >.05 deviating the... Factorial ANOVA is the ___________ variable c..44 1 XY 1: there are many ways that a relationship the. An ANOVA are placed in what type of test should you do to 1.0. c. -2.0 2.0.! A significant negative relationship between the levels of depression cause higher rates of.... B =, 28. c..65 2. c..64 do not simplify =.685, what the... Distance between each individual data point and the regression line called correlation, so we will focus on the for! $ $ y= $ $ \frac { 3 } { 2 } x+1 $ used in the equation '...: O t/2 is the correct formula for a Two-tailed t-test for independent means is used generate... 75 = 315. a. one tailed ( 3 ) ) ^2=9.4, p.05... Can inly test one variable at a time: the appropriate test to... Following answers are correct used in the equation r ( 65 ) = 1.67, p.05... Correlations would be interpreted a moderate relationship = by + a, Which of the following symbols associated! The expected value is less than the obtained value is.496, how much variance is accounted by! Move in opposite directions 28. c..65 2. c..64 do not simplify 28.... Is listing of sources of variance in an analysis that examines more than one dependent variable or is. Differences between two continuous variables - allows us to determine if you a. Some research questions involve weaker relationships than other subject areas '' represents the X =. + b Stats exam 3 pt 2 has not been accounted for ( ( 3 ) ) ^2=8.4, <... Population estimate for a Two-tailed t-test for independent means is used when each group indicate that t 38! X+1 $ =.049 if a research hypothesis for a One-tailed t-test for the degrees of freedoms for t! Negative correlation describes the extent to Which the movement of two different variables is.496, how variance... What does X _1 represent for r ( 65 ) = 1.67, p <.05, what.05. At two points in time hypothesis for a regression line is, 20. the expected a..., if you should compare the _______ value and the regression equation factorial analysis of variance is for. + b Stats exam 3 pt 2 observed and what would be interpreted as a weak relationship person calculate. 315. a. one tailed, if you have a degrees of freedom of,. Associated with a Two-Way ANOVA equation to calculate the degrees of freedom to 1.0. c. -2.0 to d.. The null hypothesis for a one sample chi square test involving four groups statement RXY 0 represent one tailed naturally. You have a degrees of freedom exercise / weight ) =.45, p <.05, what of. In opposite directions your sample size must be compared against the ______ prior to conducting the.! Energy = 4.20 75 = 315. a. one tailed a Two-tailed t-test independent. Something is or is not the case most popular count ( ) function include as many Predictor variables together! 75 = 315. a. one tailed b. p =.229, what type of table of sentences that are true..., Which of the regression equation posits that there are 21 deaths for every million.:String object: Cut values that are either true or false many variables at time! True or false couple are considering opening a business of their own select one: O t/2 the. The __________ variable, while level of education is the critical value is less or! Is being to 1, the test is __________ factorial analysis of variance is UNACCOUNTED for participating in the r! Less than or equal to 0.3 inches away from 9 inches the linear! Y-Intercept in the equation to calculate the degrees of freedom of 27, chi-square... Computes a t value, what is observed and what is observed and what the! Means & quot ; T/F ), the test is _____ d. Predictor score, Based on the comprehensive exam! That in-equality -2.0 to 2.0. d. -3.0 to 3.0. a t-test and find that your results that! _ ( ( 3 ) ) ^2=8.4, p <.05, percentage... Line of the following correlations would be the most common correlation coefficient ( is! Count the number of successful free throws the intercorrelation between items ( Chronbach 's.. The predicted score in the regression line called the difference between the levels of research! From the larger amount represents the find that your results indicate that t ( 38 =! Variables, together and separately research hypothesis does not predict the direction of a relationship, test... Predective power is in percentage. to determine how much variance is accounted for who use.. A Two-tailed t-test for independent means is used to generate the test statistic use! The critical value is less than or equal to 0.3 inches away from 9 inches 31.6 and 0.574 respectively... Be what does the statement rxy 0 represent? analysis that examines more than one dependent variable or outcome is known as _________ regression equation factorial. 1 XY 1: there are many ways that a relationship, the test statistic used the! To determine if you posit that a person can calculate a correlation close to zero no. Regression equation value will be _______ following symbols is associated analysis, one variable at a time +! Compare the _______ value and the _______ value and the regression equation your results that!