23 of 25 (20 complete) This Test: 25 pts poss Identify the type of samppling use

Question

23 of 25 (20 complete) This Test: 25 pts poss Identify the type of samppling used (random, systemat tic, convenience, stratified, or cluster sampling) in the situation described below A woman is selected by a marketing company to participate in a paid f focus group The company says that the woman was selected because she was randomly chose from all women in her tax bracket Which type of sampling did the marketing company use? O Stratified sampling O Convenience sampling O Systematic sampling O Cluster sampling O Random sampling

Explanation / Answer

Ans:

Correct option is:

Stratified sampling

Stratified sampling refers to a type of sampling method . With stratified sampling, the researcher divides the population into separate groups, called strata. Then, a probability sample (often a simple random sample ) is drawn from each group.

In above case,different tax brackets are stratas.

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