In a regression model involving more than one independent variable, which of the following tests must be used in order to determine if the relationship between the dependent variable and the set of independent variables is significant?
A、ttest;
B、Ftest;
C、Eitherattestorachi-squaretestcanbeused.;
D、chi-squaretest
发布时间：2025-08-16 11:16:15
