What is correct about F-test of overall validity of the model?
a. It is a two sided test...
Mathematics, 10.03.2020 17:07 moisescab662
What is correct about F-test of overall validity of the model?
a. It is a two sided test of R-squared being zero versus not being zero.
b. It is one sided test of R-squared being zero versus being greater than zero.
c. A big F-statistic (bigger than critical value) means that the model has explanatory power.
d. In rare cases the value of F-statistic can be negative.
Answers: 3
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