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Answer to Question #18967 in Statistics and Probability for ADANE HAILU

Question #18967
The paired t-test

A large group of learning-disabled college freshmen, who experienced debilitating anxiety before major tests, were matched on an index of test anxiety. Members of these matched pairs were randomly assigned to two different groups. The first group was given two weeks of relaxation exercises (Relax). The second group of students was given two weeks of study skills training (Study). Using the data below determine if there is a significant difference between their final exam scores. Use this data

Relax: 46 49 47 48 50 52 48 47 46 49 42
Study (y) 50 49 51 52 50 48 52 47 50 52 53
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