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Mathematics, 03.11.2020 16:30 ellisc7044
The amount of time x in hours spent each week watching television by children under twelve is normally distributed with mean 24.5 hours and standard deviation 6.23 hours. The percentage that a randomly selected child spends at least 30 hours each week watching television is about:
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The amount of time x in hours spent each week watching television by children under twelve is normal...
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