Mathematics, 26.12.2019 22:31 paytum314

The children between ages of 2 and 5 watch an average of 25 hours of tv per week. assume that standard deviation is 3 hours of tv per week, if a sample 20 children between ages of 2-5 are randomly selected with the mean sample of 26.3. find the probability that the mean number of hours they watch tv is greater than 2.6 hours.

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The children between ages of 2 and 5 watch an average of 25 hours of tv per week. assume that standa...

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