Molly05
04.11.2020 •
Mathematics
14th L An IQ test was given to a simple random sample of 75 students at a certain college. The sample mean score was 105.2. Scores on this test are known to have a standard deviation of 10. It is desired to construct a 90% confidence interval for the mean I scores of the students at the college. Find the margin of error to two decimal places.
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