In an effort to improve the vocabulary of 10 students a

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In an effort to improve the vocabulary of 10 students, a teacher provides a weekly 1 hour tutoring session for them. A pretest is given before the sessions, and a posttest is given afterward. At the a = .01, can the teacher conclude that the tutoring sessions helped to improve the students' vocabularies?

Before 1 2 3 4 5 6 7 8 9 10

Pretest 83 76 92 64 82 68 70 71 72 63

Posttest 88 82 100 72 81 75 79 68 81 70

Reference no: EM13633700

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