Mathematics, 24.12.2020 16:30, cmcdonnell8812

A teacher administers a standardized math test to his class of 75 students. The mean score (out of 300 possible points) is 235. From previous studies, you know the population standard deviation is 28. Using the sample data given, calculate a 95% confidence interval for the population mean.

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A teacher administers a standardized math test to his class of 75 students. The mean score (out of 3...