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Test whether there is difference in the two population mean. Use p-value approach
A recent study focused on the number of times men and women who live alone buy take-out dinner in a month. The information is summarized below.
Statistic
Men
Women
Sample mean
24.51
22.69
Population standard deviation
4.48
3.86
Sample size
35
40
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? What is the p-value?
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