A statistics teacher wants to know how her students feel about mathematics courses. She decides to administer a survey to a random sample of students taking a mathematics course. She has several sampling plans to choose from. Name the sampling strategy in each.
a. There are four ranks of students taking the class: freshmen, sophomores, juniors, and seniors. Randomly select 15 students from each class rank.
b. Randomly select ten math class sections and survey every student in each of those
sections.
c. Each student has a nine-digit student number. Randomly choose 60 different nine-digit numbers and survey the students that correspond to those numbers.
d. Randomly select a number from 1 to 5. Using the class roster, start at that number, then select every fifth student from the list after that.

Question

Quizplus · Accepted Answer

The Answer of A statistics teacher wants to know how her students feel about mathematics courses. She decides to administer a survey to a random sample of students taking a mathematics course. She has several sampling plans to choose from. Name the sampling strategy in each.
a. There are four ranks of students taking the class: freshmen, sophomores, juniors, and seniors. Randomly select 15 students from each class rank.
b. Randomly select ten math class sections and survey every student in each of those
sections.
c. Each student has a nine-digit student number. Randomly choose 60 different nine-digit numbers and survey the students that correspond to those numbers.
d. Randomly select a number from 1 to 5. Using the class roster, start at that number, then select every fifth student from the list after that.

A Statistics Teacher Wants to Know How Her Students Feel