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Mathematics, 24.09.2020 21:01 baileyanne9389

A company develops a drug that they claim would make their consumers feel 'happier and more excited with life'. They plan to conduct an experiment to test this claim. In choosing their subjects, they plan to post invitations on a messageboard of a nearby university asking whether students would be interested in 'being the first to try out our new amazing drug!'. Those that volunteer are brought into company headquarters and given the drug. After a few hours of various activities, including lunch, they answer questions on a standard psychological test of happiness and engagement. Select all of the following problems that are likely to arise with such an experiment: a. non-response.
b. undercoverage.
c. placebo effect.
d. poorly worded survey questions.
e. bias due to a voluntary response sample.

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