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Mathematics, 12.08.2020 08:01, brisacruz013
The length of country & western songs has mean 151 seconds and standard deviation 30 seconds. Determine the probability (as percent) that a random selection of 20 songs will have mean length of less than 149.75 seconds.
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The length of country & western songs has mean 151 seconds and standard deviation 30 seconds. De...
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