Mathematics, 08.04.2020 01:28, lizbethh62

An article in an educational journal discussing a non-conventional high school reading program reports a 95% confidence interval of (520 , 560) for the average score on the reading portion of the SAT. The study was based on a random sample of 20 students and it was assumed that SAT scores would be approximately normally distributed. Determine the margin of error associated with this confidence interval.

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An article in an educational journal discussing a non-conventional high school reading program repor...