The average number of hours of TV viewing per household per week in Australia is 52 hours. Suppose the standard deviatio

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answerhappygod
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The average number of hours of TV viewing per household per week in Australia is 52 hours. Suppose the standard deviatio

Post by answerhappygod »

The average number of hours of TV viewing per household per week
in Australia is 52 hours. Suppose the standard deviation is 25
hours and a random sample of 38 Australian households is taken,
What is the probability that the sample average is less than 56
hours
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