The Odds of Finding Significance As the amount of variability in a distribution of differences between sample means increases, the critical regions
A)fall closer to the center of the distribution.
B)fall farther from the center of the distribution.
C)increase in size.
D)lie closer to each other.

Question

Quizplus · Accepted Answer

As the amount of variability in a distribution of differences between sample means increases, the critical regions fall farther from the center of the distribution because it becomes harder to determine if observed differences are due to chance or a real effect, thus requiring a larger difference to reach statistical significance.

The Odds of Finding Significance as the Amount of Variability