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Mathematics, 20.06.2021 14:00 daniecott
A study is conducted to determine if a newly designed text book is more helpful to learning the material than the old edition. The mean score on the final exam for a course using the old edition is 75. Ten randomly selected people who used the new text take the final exam. Their scores are shown in the table below. Person A B C D E F G H I J Test Score 84 94 88 73 71 81 97 79 67 92 Use a 0.05 significance level to test the claim that people do better with the new edition. Assume the standard deviation is 10.7. (Note: You may wish to use statistical software.)
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A study is conducted to determine if a newly designed text book is more helpful to learning the mate...
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