You are examining the results of a regression estimation that attempts to explain the unit sales growth of a business you are researching. The analysis of variance output for the regression is given in the table below. The regression was based on five observations (n = 5).
A. How many independent variables are in the regression to which the ANOVA refers?
B. Define Total SS.
C. Calculate the sample variance of the dependent variable using information in the above table.
D. Define Regression SS and explain how its value of 88 is obtained in terms of other quantities reported in the above table.
E. What hypothesis does the F-statistic test?
F. Explain how the value of the F-statistic of 36.667 is obtained in terms of other quantities reported in the above table.
G. Is the F-test significant at the 5 percent significance level?
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