A software firm collected data for a sample of 30 computer programmers. A regression analysis can be used to determine if annual salary ($1000s) was related to the years of experience, the score on the firm's programmer aptitude test, and gender.

Model 1:

	Coefficients	Standard Error
Intercept	9.3536	6.2008
experience	1.4888	0.1829
Test score	0.1851	0.0757
female	-2.3613	1.0607

SST=599.7855, SSE= 75.9380

Question: To determine the significance of experiencein Model 1, we can use either t-test or F-test.

a. True

b. False

Question: To determine the joint significance of all of the three factors, experience,test score, and gender, in Model 1, we can use either t-test or F-test.

a. True

b. False