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OpenStax, Introductory Statistics 2e §7.1 The Central Limit Theorem for Sample Means (Averages) · Try It 1 · Statistics · Sampling distributions

The Central Limit Theorem for Sample Means (Averages) · Try It 1

An unknown distribution has a mean of 45 and a standard deviation of eight. Samples of size n = 30 are drawn randomly from the population. Find the probability that the sample mean is between 42 and 50.

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OpenStax, Introductory Statistics 2e · §7.1 The Central Limit Theorem for Sample Means (Averages) · Try It 1

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