A magazine printed a survey in its monthly issue and asked ...

[nelaaney]

A magazine printed a survey in its monthly issue and asked readers to fill it out and send it in. Over 1000 readers did so. This type of sample is called a
 a. cluster sample.
  b. stratified sample.
  c. simple random sample.
  d. self-selected sample.

Question 2

Olivia wants to learn a foreign language. To get an idea of how satisfied other students were after taking a foreign language course, she decides to take a random sample of 20 students. If Olivia selects every 100th student from a list of the 2000 students who took a foreign language that year, the sampling method is a
 a. simple random sample.
  b. stratified random sample.
  c. cluster sample.
  d. systematic sample.

[Bigfoot1984]

Answer to Question 1

D

Answer to Question 2

D

[nelaaney]

TYSM

[vickyvicksss]

Excellent