One factor that needs to be considered in determining the number of subjects to include in a norm sample is that the sample needs to be large enough to
A) calculate means and standard deviations.
B) increase the sizes of interpolations and extrapolations.
C) make it likely that infrequent elements in the population will be represented.
D) include at least 25 subjects at each grade and at each age.

Question

Quizplus · Accepted Answer

A larger sample size increases the likelihood that less common characteristics or elements within the population will be represented in the sample, ensuring a more accurate and representative norm sample.

One Factor That Needs to Be Considered in Determining the Number