Each person in random samples of 227 male and 283 female working adults living in a certain town in Canada was asked how long, in minutes, his or her typical daily commute was. (Use a statistical computer package to calculate P.)
| Males |
Females |
Sample
size |
x |
s |
Sample
size |
x |
s |
| 227 |
31.6 |
24.0 |
283 |
29.3 |
24.3 |
| t |
= |
|
(Round the answer to two decimal places.) |
| df |
= |
|
| P |
= |
|
(Round the answer to three decimal places.) |
Please show some work. (Try to use Simple Linear Regression and Correlation: Inferential Methods to answer)