Q1. The test scores on a test were recorded for 8 students as follows: 71, 93, 91, 86, 75, 73, 86, 82 a Assuming that the population of test scores is nomal, obtain and write a 95% confidence interval for the mean test score in the population.

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Q1. The test scores on a test were recorded for 8 students as follows: 71, 93, 91, 86, 75, 73, 86, 82
a Assuming that the population of test scores is nomal, obtain and write a 95% confidence interval for the
mean test score in the population.
Transcribed Image Text:Q1. The test scores on a test were recorded for 8 students as follows: 71, 93, 91, 86, 75, 73, 86, 82 a Assuming that the population of test scores is nomal, obtain and write a 95% confidence interval for the mean test score in the population.
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