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Author Question: Randomly selected subsamples of different groups are represented in the total sample for a research. ... (Read 67 times)

asd123

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on: Jun 28, 2018
Randomly selected subsamples of different groups are represented in the total sample for a research. This type of probability sample is a ________ sample.
 a. stratified
 b. convenience
 c. quota
 d. cluster

Question 2

One way to control systematic error in an experiment is to match the respondents on the basis of pertinent background information, such as gender.
 
 Indicate whether the statement is true or false


Juro

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Reply #1 on: Jun 28, 2018
Answer to Question 1

a

Answer to Question 2

true


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