Mathematics, 18.04.2020 03:06 angelinailiff8531
The annual day care cost per child is normally distributed with a mean of $8,000 and a standard deviation of $1,500. What percent of daycare costs are more than $7250 annually? In a random sample of 120 families, how many pay more than $7250 annually for day care per child? In a random sample of 120 families, how many pay between $6500 and $8750 annually for day care per child?
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The annual day care cost per child is normally distributed with a mean of $8,000 and a standard devi...
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