Question
A recent study focused on the number of times men and women who live alone buy take-out dinner in a month. Assume that the distributions
A recent study focused on the number of times men and women who live alone buy take-out dinner in a month. Assume that the distributions follow the normal probability distribution and the population standard deviations are equal. The information is summarized below.
Statistic | Men | Women |
Sample mean | 24.38 | 22.36 |
Sample standard deviation | 5.91 | 4.80 |
Sample size | 33 | 37 |
At the .01 significance level, is there a difference in the mean number of times men and women order take-out dinners in a month? Required: a. State the null and alternate hypotheses.
multiple choice 1
- H0: Men = Women H1: Men Women Correct
- H0: Men Women H1: Men = Women
- H0: Men Women H1: Men Women
b. Compute the test statistic. (Round your answer to 3 decimal places.)
c. Compute the p-value.NOTE: P-value calculators are available through online search. (Round your answer to 4 decimal places.)
d. What is your decision regarding the null hypothesis?
multiple choice 2
- Reject
- Do not reject Correct
e. At the 0.01 significance level, is there a difference in the mean number of times men and women order take-out dinners in a month? multiple choice 3
- Yes
- No Correct
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