A Multiple Regression Analysis Uses 5 Independent Variables and 15

Multiple Choice

A multiple regression analysis uses 5 independent variables and 15 observations.The F ratio for testing the 'all s are 0' null hypothesis turns out to be statistically significant at the 5% significance level.It must be true that ____ of the regression coefficients are (is) statistically significant at the 5% level.

A) all
B) at least one
C) most
D) none
E) none of the above