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4. In an effort to improve the mathematical skills of 10 students, a teacher provides a weekly 1-hour tutoring session for the students. A pretest

4. In an effort to improve the mathematical skills of 10 students, a teacher provides a weekly 1-hour tutoring session for the students. A pretest is given before the sessions, and a post-test is given after. The results are shown here. At=.01

=.01, can it be concluded that the sessions help to improve the students' mathematical skills?

Student12345678910

Pretest82769162816771698085

Post-test88809880807374788593

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