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Mathematics, 27.11.2019 03:31 renee9913
The standard deviation of test scores on a certain achievement test is 11.3. if a randomsample of 81 students had a sample mean score of 74.6, find a 90 percent confidence interval estimatefor the average score of all students.
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The standard deviation of test scores on a certain achievement test is 11.3. if a randomsample of 81...
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