SECTION FIVE: INTERPRETING REGRESSION RESULTS - 8 QUESTIONS BELOW IS AN ESTIMATED REGRESSION EQUATION OF THE FORM Y = Bo+ BIX+E PLEASE USE THE FOLLOWING OUTPUT TO ANSWER THE NEXT EIGHT QUESTIONS C D G SUMMARY OUTPUT WN H Regression Statistics Multiple R 0.101000399 5 R Square 0.010201081 6 Adjusted R Square -0.02392992 7 Standard Error 3.365900931 8 Observations 31 9 10 ANOVA 11 of SS MS F Significance F 12 Regression 1 3.38610061 3.38610061 0.29888024 0.588767504 13 Residual 29 328.5493833 11.3292891 14 Total 30 331.9354839 15 16 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% 17 Intercept 5.172397732 1.204473335 4.29432315 0.00017898 2.708973163 7.6358223 18 X 0.010264925 0.018776177 0.5466994 0.5887675 -0.028136669 0.04866652 33. Which t-statistic would you use with a t-table (I didn't give you one) to test a hypothesis about Bi? (A) 4.294 (B) 0.547 (C) both (D) neither 34. If the null hypothesis were Ho : B1 = 0, would you reject or fail to reject the null with a 95% percent confidence level? (A) reject (B) fail to reject (C) there is not enough information35. What is the percentage of the variation in Y that is explained by the variation in X? (A) 1.0% (B) 10.1% (C) 54.6% (D) 58.8% (E) 98.6% 36. What is the expected value of Y when X is equal to zero? (A) 0.54 (B) 2.71 (C) 4.29 (D) 5.17 (E) 7.63 37. What is the expected value of Y when X is equal to 100? (A) 1.56 (B) 3.73 (C) 5.31 (D) 6.19 (E) 8.65 38. How big was the sample size in this regression? (A) 30 (B) 31 (C) 60 (D) 61 39. How many degrees of freedom are there in this regression? (A) 1 (B) 29 (C) 30 (D) 31