If the mean and variance are computed for each sample in an independent-measures two-factor experiment, then which of the following types of sample data will tend to produce large F-ratios for the two-factor ANOVA?
A)large differences between sample means and small sample variances
B)large differences between sample means and large sample variances
C)small differences between sample means and small sample variances
D)small differences between sample means and large sample variances

Question

Quizplus · Accepted Answer

Large differences between sample means and small sample variances will produce large F-ratios because the F-ratio is a ratio of variance between sample means to variance within samples.

If the Mean and Variance Are Computed for Each Sample