Susan calls every 10th name in the student phone book to ask them to participate in her study. this is an example of ______________. question 1 options:

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21-10-2017
Social Studies

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Susan calls every 10th name in the student phone book to ask them to participate in her study. this is an example of ______________. question 1 options:

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andriansp andriansp · Answer 1 · 2017-10-31T13:53:22+01:00

andriansp andriansp

31-10-2017

the answer to this question is stratified sampling
In stratified sampling, the researchers will divide the population into several groups. Then, they will acquire data from all the groups that proportionally adjusted to each numbers of the group in order to minimize sample selection bias within the research

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