1 The observed value of the Fstatistic is given on the print

1. The observed value of the F-statistic is given on the printout as 8.13. What are the degrees of freedom for this F-statistic?

   a. 19 numerator, 4 denominator

   b. 4 numerator, 19 denominator

   c. 15 numerator, 19 denominator

   d. 4 numerator, 15 denominator

2. Of the following values of , which is the smallest for which the regression model as a whole is significant?

   a. 0.05

   b. 0.01

   c. 0.0001

   d. 0.00005

Solution

The formula for the F-statistic =(explained variance)/(unexplained variance)

Let n=Total sample size

k=number of sample

then the numerator degree of freedom is k-1

and the denominator degree of freedom is n-k

Just see the data of the option to calculate the numerator and denominator degree of freedom

b)The the smallest for which the regression model as a whole is significant is .01 OPTION B

1. The observed value of the F-statistic is given on the printout as 8.13. What are the degrees of freedom for this F-statistic? a. 19 numerator, 4 denominator

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