O Given are five observations for two variables, x and y. Excel File: data14-25.xlsx 6 9 13 20 Yi 7 18 9 26 23 The estimated regression equation is y = 7.6+ 0.9x. a. What is the value of the standard error of the estimate (to 4 decimals)? b. Test for a significant relationship by using the t test. Use a = 0.05. What is the value of the t test statistic (to 2 decimals)? What is the p-value? Use Table 2 of Appendix B. - Select your answer - What is your conclusion (a = 0.05)? Select your answer - c. Use the F test to test for a significant relationship. Use a = 0.05. Compute the value of the F test statistic (to 2 decimals). What is the p-value? Use Table 4 of Appendix B. Select your answer - What is your conclusion? - Select your answer -

O Given are five observations for two variables, x and y. Excel File: data14-25.xlsx 6 9 13 20 Yi 7 18 9 26 23 The estimated regression equation is y = 7.6+ 0.9x. a. What is the value of the standard error of the estimate (to 4 decimals)? b. Test for a significant relationship by using the t test. Use a = 0.05. What is the value of the t test statistic (to 2 decimals)? What is the p-value? Use Table 2 of Appendix B. - Select your answer - What is your conclusion (a = 0.05)? Select your answer - c. Use the F test to test for a significant relationship. Use a = 0.05. Compute the value of the F test statistic (to 2 decimals). What is the p-value? Use Table 4 of Appendix B. Select your answer - What is your conclusion? - Select your answer -

ENGR.ECONOMIC ANALYSIS

14th Edition

ISBN:9780190931919

Author:NEWNAN

Publisher:NEWNAN

Chapter1: Making Economics Decisions

Section: Chapter Questions

Problem 1QTC

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Similar questions

determine the regression line equation plot the line on a graph and summarize the results( reject or do not) is there enough evidence?
q14-
You estimated a regression with the following output. Source | SS df MS Number of obs = 472-------------+---------------------------------- F(1, 470) > 99999.00 Model | 2.2728e+09 1 2.2728e+09 Prob > F = 0.0000 Residual | 4246681.85 470 9035.4933 R-squared = 0.9981-------------+---------------------------------- Adj R-squared = 0.9981 Total | 2.2771e+09 471 4834590.83 Root MSE = 95.055------------------------------------------------------------------------------ Y | Coef. Std. Err. t P>|t| [95% Conf. Interval]-------------+---------------------------------------------------------------- X | 29.84419 .0595046 501.54 0.000 29.72726 29.96112 _cons | 88.27799 7.592427 11.63 0.000 73.35868 103.1973------------------------------------------------------------------------------…
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If x; and y; are positively correlated in the sample then the estimated slope is a. equal to zero b. greater than zero c. less than zero d. equal to one
if the relationship between two variables is linear and the coefficient of determination (R2) has a value near 1, the scatter diagram has what appearance?