Which of the following is not a primary factor that affects the power of a test?
A)The size of the true difference between treatment groups
B)Natural variability within the population
C)The sample standard deviation
D)Sample size

Question

Quizplus · Accepted Answer

The primary factors that affect the power of a test include the size of the true difference between treatment groups, natural variability within the population, and sample size. The sample standard deviation is a measure of variability but is not considered a primary factor affecting power directly; rather, it's a component of natural variability.

Which of the Following Is Not a Primary Factor That