The result of placing a larger sample variance in the numerator of the F_(df1,df2) statistic allows us to A)focus only on the right tail of the distribution. B)arrive at a more accurate F_(df1,df2) statistic value. C)focus only on the left tail of the distribution. D)determine if the distribution is symmetric.

Question

Quizplus · Accepted Answer

Placing a larger sample variance in the numerator of the F statistic results in a larger F value, which is used to test hypotheses about variances. This focuses the test on the right tail of the F distribution, where larger values indicate significant differences.

The Result of Placing a Larger Sample Variance in the Numerator