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A sample of n = 25 individuals is selected from a population with fx = 80 and a treatment is administered to the sample. If the treatment has no effect, then

a. The sample mean should be very different from 80 and should lead you to reject the null hypothesis

b. The sample mean should be very different from 80 and should lead you to fail to reject the null hypothesis

c. The sample mean should be close to 80 and should lead you to reject the null hypothesis

d. The sample mean should be close 80 and should lead you to fail to reject the null hypothesis

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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