A sample consists of 25 freshmen,25 sophomores,25 juniors,and 25 seniors from a local high school.If the sample was obtained using a list of all the students in the high school,it is probably an example of ___________.If the sample was obtained without a list of students,it is probably an example of ___________.

Question

Quizplus · Accepted Answer

The sample includes equal numbers from each class, indicating stratified random sampling if a list was used. Without a list, it resembles quota sampling, as it ensures representation from each group.

A Sample Consists of 25 Freshmen,25 Sophomores,25 Juniors,and 25 Seniors