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1. The weights of 9-ounce bags of a particular brand of potato chips can be modeled by a normal distribution with mean of 9.12 ounces and standard deviation 0.05 ounce. Use the empirical rule to answer the following questions. (Make sketch of normal curve on the back.) a. What percent of bags weigh less than 9.07 ounces? b. What proportion of bags weigh between 8.97 and 9.17 ounces?

1. The weights of 9-ounce bags of a particular brand of potato chips can be modeled by a normal distribution with mean of 9.12 ounces and standard deviation 0.05 ounce. Use the empirical rule to answer the following questions. (Make sketch of normal curve on the back.) a. What percent of bags weigh less than 9.07 ounces? b. What proportion of bags weigh between 8.97 and 9.17 ounces?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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1. The weights of 9-ounce bags of a particular brand of potato chips can be modeled by a normal distribution with mean of 9.12 ounces and standard deviation 0.05 ounce. Use the empirical rule to answer the following questions. (Make sketch of normal curve on the back.) a. What percent of bags weigh less than 9.07 ounces? b. What proportion of bags weigh between 8.97 and 9.17 ounces? 2. The heights of adult American men can be modeled by a normal distribution with mean µ = 69 inches and standard deviation o = 2.5 inches. Use the empirical rule to answer the following questions. (Make sketch of normal curve on the back.) a. What percent of adult American men are taller than 74 inches? b. What proportion of adult American men have heights between 64 and 71.5 inches?
Transcribed Image Text:1. The weights of 9-ounce bags of a particular brand of potato chips can be modeled by a normal distribution with mean of 9.12 ounces and standard deviation 0.05 ounce. Use the empirical rule to answer the following questions. (Make sketch of normal curve on the back.) a. What percent of bags weigh less than 9.07 ounces? b. What proportion of bags weigh between 8.97 and 9.17 ounces? 2. The heights of adult American men can be modeled by a normal distribution with mean µ = 69 inches and standard deviation o = 2.5 inches. Use the empirical rule to answer the following questions. (Make sketch of normal curve on the back.) a. What percent of adult American men are taller than 74 inches? b. What proportion of adult American men have heights between 64 and 71.5 inches?
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