A regression analysis involved 5 independent variables and 15 observations..In using the F table to find the critical value of F for testing the 'all s are 0' null hypothesis, the denominator degrees of freedom should be
A)9
B)10
C)14
D)4
E)none of the above

Question

Quizplus · Accepted Answer

The denominator degrees of freedom in a regression analysis is calculated as the total number of observations minus the number of parameters being estimated (including the intercept). Here, it is 15 observations minus 6 parameters (5 independent variables plus the intercept), which equals 9.

A Regression Analysis Involved 5 Independent Variables and 15 Observations