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Major problem of sample

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Dr. Bundy recently earned permission from the warden of a local prison to use prisoners to study the effects of the drug Zoloft on depression. He wants to be able to generalize the results obtained from the study to the general population of adults in the United States. Where is the major problem with using this sample?

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Help to detect the problem of a sample is given.

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This sample is MOST DEFINITELY not representative of the population. This question (and answer) do not require much of an explanation as it is easy to see how a ...

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