According to a recent report, the average American consumes 22.7 teaspoons of sugar each day (Cohen, August 2013). Assuming that the distribution is approximately normal with a standard deviation of σ = 4.5, find each of the following values. What percent of people consume more than 32 teaspoons of sugar a day? What percent of people consume more than 18 teaspoons of sugar a day? How much daily sugar intake corresponds to the top 5% of the population?

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 recent report, the average American consumes 22.7 teaspoons of sugar each day (Cohen, August 2013). Assuming that the distribution is approximately normal with a standard deviation of σ = 4.5, find each of the following values.

  1. What percent of people consume more than 32 teaspoons of sugar a day?

  2. What percent of people consume more than 18 teaspoons of sugar a day?

  3. How much daily sugar intake corresponds to the top 5% of the population?

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