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. Average coffee consumption among graduate students is commonly known to be 3.89 cups per day....

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Statistics

. Average coffee consumption among graduate students is commonlyknown to be 3.89 cups per day. A graduate student took a sample of10 fellow graduate students in her statistics class, and in thesample produced a mean of 4.02 cups per day and a standarddeviation of .19. Because of this, she believes that the average isactually greater than what is commonly thought (3.89 cups per day).Do we believe the graduate student’s claim or the common belief?Use a significance level of .01. Show all the steps (4 steps)

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Steps 1 Ho mean 389 H mean 4022 alpha 001 given Test    See Answer
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