The principal of a school conducts a survey to compare the number of third grade and sixth grade students who buy their lunch at school. The most appropriate way to describe the results of this survey would be to compare:
A)group percentages.
B)frequency polygons.
C)group means.
D)items purchased.

Question

Quizplus · Accepted Answer

Group percentages would be the most appropriate way to compare the number of third and sixth grade students buying lunch at school. This can give a clear picture of the proportion of students from each group who buy lunch at school. Frequency polygons, group means, and items purchased are not relevant in comparing the number of students buying lunch.

The Principal of a School Conducts a Survey to Compare