Which of the following yields a systematic sample? A) A random ...

[joe]

Which of the following yields a systematic sample?
 
  A) A random sample of 15 students is selected from a class without replacement.
  B) All students in a class are grouped according to their gender. A random sample of 8 is selected from the males and a separate random sample of 7 is drawn from the females.
  C) The best 15 students, according to the opinion of the instructor, in a class are selected.
  D) All students in a class are divided into groups of 15. One student is randomly chosen from the 1st group, the remaining observations are every 15th student thereafter.

Question 2

To find out the potential impact of a new zoning law on a neighborhood, the legislators conduct a focus group interview by inviting the members of the housing owners association of that neighborhood. This is an example of a
 
  A) simple random sample. B) cluster sample.
  C) systematic sample. D) judgment sample.

[aham8f]

Answer to Question 1

D

Answer to Question 2

D

[joe]

Correct answers!

[aham8f]

Great! Please up vote