Question

a high school principal has several proposals on her desk for new physical education courses. she wonders which course would be most interesting to students, but it would take a long time to survey each of the schools 1,200 students. instead, she randomly surveys 25 students in each grade to see which course they are most interested in. what are the population and the sample of the principals survey? the population is . the sample is .

Explanation:

The population refers to the entire group of interest for the survey, which is all students the principal wants to learn about. The sample is the subset of the population that is actually surveyed to gather data.

Answer:

The population is all 1,200 students at the high school.
The sample is the 25 randomly selected students from each grade (total of 100 students, assuming 4 grades) who were surveyed.