Question #116
Reading: Reading 1 Multiple Regression
PDF File: Reading 1 Multiple Regression.pdf
Page: 57
Status: Unattempted
Part of Context Group: Q116-118
First in Group
Shared Context
Question
What can be said of the overall explanatory power of the model at the 5% significance?
Answer Choices:
A. The coefficient of determination for the above regression is significantly higher than the standard error of the estimate, and therefore there is value to calendar trading
B. There is no value to calendar trading
C. There is value to calendar trading
Explanation
This question calls for a computation of the F-stat for all independent variables jointly. F =
(0.0039 / 4) / (0.9534 / (780 – 4 – 1) = 0.79. The critical F is somewhere between 2.37 and
2.45 so we fail to reject the null that the coefficient are equal to zero.