If we run the regression Y = 0 + 1X1 + 2X2 + 3X3 + 4X4 + using a sample of 30 observations, what is the alternative hypothesis for the F-test of overall significance?
A) H1 : at least one j 0
B) H1 : 1 = 2 = 3x3 = 4 = 0
C) H1 : 0 = 1 = 2 = 3x3 = 4 = 0
D) H1 : 1 2 3x3 4 0
Question 2
A chi-square goodness-of-fit-test is being used to determine if the observed frequencies and the expected frequencies from six categories are significantly different.
If no parameters are estimated from the data, what is the number of degrees of freedom for this test?A) 5
B) 6
C) 4
D) 2
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