A recent study focused on the number of times men and women
A recent study focused on the number of times men and women send a Twitter message in a day. The information is summarized below.
 At the .01 significance level, is there a difference in the mean number of times men and women send a Twitter message in a day? What is the p-value for this hypothesis test?
0.7501
0.0002
0.0251
0.0751
| Sample Size | Sample Mean | Population  Standard Deviation | |
| Men | 27 | 22 | 11 | 
| Women | 37 | 37 | 21 | 
Solution

