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Question
Recently, a local newspaper reported that part time students are older than full time students. In order to test the validity of its statement, two independent samples of students were selected.| Full Time | Part Time | |
 | 26 | 24 |
| s | 2 | 3 |
| n | 42 | 31 |
a. Give the hypotheses for the above.
b. Determine the degrees of freedom.
c. Compute the test statistic.
d. At 95% confidence, test to determine whether or not the average age of part time students is significantly more thanfull time students.
Answer
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