Solved: For Exercises 8 through 25, assume that the sample is taken from a large
Chapter 6, Problem 19(choose chapter or problem)
For Exercises 8 through 25, assume that the sample is taken from a large population and the correction factor can be ignored.Amount of Laundry Washed Each Year Procter & Gamble reported that an American family of four washes an average of 1 ton (2000 pounds) of clothes each year. If the standard deviation of the distribution is 187.5 pounds, find the probability that the mean of a randomly selected sample of 50 families of four will be between 1980 and 1990 pounds.
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