Cost of Day Care In Exercises 6974, assume the annual
Chapter 13, Problem 13.1.257(choose chapter or problem)
Cost of Day Care In Exercises 6974, assume the annual day care cost per child is normally distributed with a mean of $8000 and a standard deviation of $1500.In a random sample of 120 families, how many pay more than $7250 annually for day care per child?
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