Question

The Career Placement department at a university wants to administer a survey to determine student awareness of the resources offered. The department expects that student awareness of the Career Placement resources will vary significantly depending on how many years a student has attended the university, so they plan to randomly select 30 freshmen, 30 sophomore, 30 juniors, and 30 seniors. This type of sample can be best described as a

• (A) simple random sample.
• (B) systematic sample.
• (C) stratified sample.
• (D) cluster sample.
• (E) block sample.

Answer 1

Career Placement department at a university wants to administer a survey to determine student awareness of the resources offered. The department expects that student awareness of the Career Placement resources will vary significantly depending on how many years a student has attended the university, so they plan to randomly select 30 freshmen, 30 sophomore, 30 juniors, and 30 seniors. This type of sample can be best described as a

Stratified sample(c)

Reason-stratified sampling is a method of sampling from a population which can be partitioned into subpopulations..here population is partitioned into subpopulations..hence stratified sampling will be used