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1. For questions 1.a. through 1.c., state the null and alternative hypotheses and explain under what...

1. For questions 1.a. through 1.c., state the null and alternative hypotheses and explain under what situation a type I error would be committed.

a. You are testing whether the average number of cups of coffee that people drink daily has increased from 2.6 cups since 2003.

b. Architects at a firm claim their salaries are less than the State average of $48,520.

c. You believe that the mean weight of adult males in the U.S. is not 195 lbs, as a just-published study claims.

Math   Statistics-And-Probability   
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