Suppose a researcher selects a

timer Asked: Nov 7th, 2015

Question description

Suppose a researcher selects a random sample of n=36 male students and a sample of n=25 female students. On average, the males reported consuming M=2.45 drinks per month and females had an average of M=1.28. Assume that the overall consumption students averages μ=1.85 drinks per month and the distribution of monthly consumption scores is approximately normal with a standard deviation of σ=1.2.Did this sample of males consume significantly more energy drinks than the overall population average? Use a one-tailed test with alpha=.01

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