SOLUTION: Identify the sampling technique used to obtain a sample. Explain your answer. The businessess in Iowa City are grouped according to type: medical, service, retail, manufactur

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Question 130218: Identify the sampling technique used to obtain a sample. Explain your answer.
The businessess in Iowa City are grouped according to type: medical, service, retail, manufacturing ,financial,construction,restaurant,hotel,toursim,and other. A random sample of 10 businessess from each type is selected.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
That is stratified sampling.
If you were randomly selecting a few of the categories it
would be called cluster sampling.
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Cheers,
Stan H.