Mathematics, 29.07.2020 01:01 nikeahbrown

Suppose that the exam scores for students in a large university course are normally distributed with an unknown mean and standard deviation. The scores of 42 randomly sampled students in the course are used to estimate the mean of the population. What t-score should be used to find the 99% confidence interval for the population mean?

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Suppose that the exam scores for students in a large university course are normally distributed with...