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"a typical group is selected from the population, and a random sample is taken from within the group. this is an example of" _____ sampling.
a. simple random
b. cluster
c. stratified
d. judgment

Respuesta :

lilydarlin
If the people conducting said experiment specifically wanted to select a random group of typical people it could be considered stratified. if they specified that they wanted any group of typical people then it would be simple random. Just looking at the supplied info, i'm pretty sure it's simple random.

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