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Answer to Question #48214 in Statistics and Probability for Lorena
Question #48214
According to a government study among adults in the 25- to 34-year age group, the mean amount spent per year on reading and entertainment is $1,994. Assume that the distribution of the amounts spent follows the normal distribution with a standard deviation of $450.
a) What percent of the adults spend between $2,500 and $3,000 per year on reading and entertainment?
b) What percent spend less than $1,000 per year on reading and entertainment?
a) What percent of the adults spend between $2,500 and $3,000 per year on reading and entertainment?
b) What percent spend less than $1,000 per year on reading and entertainment?
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