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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 $2,080. Assume that the distribution of the amounts spent follows the normal distribution with a standard deviation of $480. (Round your score computation to 2 decimal places and final answers to 2 decimal places.) a. What percent of the adults spend more than $2,375 per year on reading and entertainment? Percent b. What percent spend between $2,375 and $3,225 per year on reading and entertainment? Percent % Percent % c. What percent spend less than $1,175 per year on reading and entertainment?

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 $2,080. Assume that the distribution of the amounts spent follows the normal distribution with a standard deviation of $480. (Round your score computation to 2 decimal places and final answers to 2 decimal places.) a. What percent of the adults spend more than $2,375 per year on reading and entertainment? Percent b. What percent spend between $2,375 and $3,225 per year on reading and entertainment? Percent % Percent % c. What percent spend less than $1,175 per year on reading and entertainment?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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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 $2,080. Assume that the distribution of the amounts spent follows the normal distribution with a standard deviation of $480. (Round your score computation to 2 decimal places and final answers to 2 decimal places.) a. What percent of the adults spend more than $2,375 per year on reading and entertainment? Percent b. What percent spend between $2,375 and $3,225 per year on reading and entertainment? Percent % Percent % c. What percent spend less than $1,175 per year on reading and entertainment?
Transcribed Image Text: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 $2,080. Assume that the distribution of the amounts spent follows the normal distribution with a standard deviation of $480. (Round your score computation to 2 decimal places and final answers to 2 decimal places.) a. What percent of the adults spend more than $2,375 per year on reading and entertainment? Percent b. What percent spend between $2,375 and $3,225 per year on reading and entertainment? Percent % Percent % c. What percent spend less than $1,175 per year on reading and entertainment?
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