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Unformatted text preview: the end of the experiment following data
Da ys to re cove r from cold Tre a te d w ith m ultivita m in Tre a te d w ith pla ce bo It is known that the population standard deviation of recovery time from cold is
when treated with multivitamin, and the population standard deviation of recovery time from
days when treated with placebo tablets. It is also known that both populations
are approximately normally distributed. The researchers claim that the mean recovery
, of the patients treated with multivitamin is not equal to the mean recovery time
, of the patients who are treated with placebo tablets. At th...
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This document was uploaded on 02/25/2014 for the course HUM 111 at Strayer.
- Winter '12