Limited access

Upgrade to access all content for this subject

Suppose a worker in the school cafeteria wants to know if the students feel the cafeteria is offering enough healthy items on the daily menu.

What could be a useful variable to stratify for the purposes of this study?

A

Type of food.

B

Time of day students eat lunch.

C

Gender of respondents.

D

Their homeroom teacher.

E

The number of siblings the students have.

Select an assignment template