Mathematics, 04.04.2020 01:37 stephanierey075

Mean and standard deviation of sample means
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Lucille has a collection of more than 500 songs on her phone that have a mean duration of 215 seconds and a
standard deviation of 35 seconds. Suppose that every week she makes a playlist by taking an SRS of 49 of these
songs, and we calculate the sample mean duration Ä of the songs in each sample.
Calculate the mean and standard deviation of the sampling distribution of 2.
seconds
seconds
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Mean and standard deviation of sample means
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Lucille has...