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Mathematics, 25.07.2019 03:30 NNopeNNopeNNope

The principal randomly selected six students to take an aptitude test. their scores were: 81.6 72.0 81.1 86.4 70.2 83.1 determine a 90% confidence interval for the mean score for all students

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The principal randomly selected six students to take an aptitude test. their scores were: 81.6 72.0...
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