A program evaluator for a large school district wants to know how much intelligence varies in the elementary schools.She selects one classroom at each grade level in each elementary school and administers an intelligence test to the children in those classrooms.If the program evaluator wants to find out which school has the highest intelligence level, which of the following should she calculate for each school?
A)The variance
B)The standard deviation
C)The sum of the deviations
D)The mean

Question

Quizplus · Accepted Answer

To determine which school has the highest intelligence level, the program evaluator should calculate the mean (average) intelligence test score for each school. The mean provides a single value that represents the overall level of intelligence in each school, allowing for direct comparisons between schools.

A Program Evaluator for a Large School District Wants to Know