cmcdonnell6413 cmcdonnell6413

23-12-2022
English

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According to a recent poll, 22% of US adults get an average of 7 or more hours of sleep per night. Assume this is the parameter value for the population. Suppose you select a simple random sample of 50 US adults and find that 20 of them get an average of 7 or more hours of sleep per night. Let p hat = the proportion in the sample who get an average of 7 or more hours of sleep per night.

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