Question

You have been assigned to conduct a survey of college and career intentions of highschool students at a local highschool. You need to start by drawing a simple random sample of 40 students. Which of the following is most likely to produce a simple random sample.

A. select the first 40 students to enter the library

B. select every 10th student entering the school cafeteria (until 40 students are selected)

C. select 40 students at random by using software from the official school roster

D. select 10 each of the first, second-year, third -year, and fourth year students

E. select the first 40 students to to arrive at school

Answer 1

Correct option:

C. select 40 students at random by using software from the official school roster

Explanation:

A. select the first 40 students to enter the library - Cluster Sampling

B. select every 10th student entering the school cafeteria (until 40 students are selected) - Systematic Sampling

C. select 40 students at random by using software from the official school roster - Simple Random Sampling (SRS)

D. select 10 each of the first, second-year, third -year, and fourth year students - Stratified Sampling

E. select the first 40 students to to arrive at school - Convenience Sampling