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Companies who design fumiture for elementary school classrooms produce a variety of sizes for kids of different ages. Suppose the heights of kindergarten children can be described by a Normal model with a mean of 39.2 inches and standard deviation of 1.9inches a) What fraction of kindergarten kids should the company expect to be less than 37 inches tall? About 12.3% of kindergarten kids are expected to be less than 37 inches tall. (Round to one decimal place as needed.) b) In what height interval should the company expect to find the middle 90% of kindergarteners? The middle 90% of kindergarteners are expected to be between inches and inches. (Use ascending order. Round to one decimal place as needed.) c) At least how tall are the biggest 20% of kindergarteners? The biggest 20% of kindergarteners are expected to be (Round to one decimal place as needed.) least inches tall.

Companies who design fumiture for elementary school classrooms produce a variety of sizes for kids of different ages. Suppose the heights of kindergarten children can be described by a Normal model with a mean of 39.2 inches and standard deviation of 1.9inches a) What fraction of kindergarten kids should the company expect to be less than 37 inches tall? About 12.3% of kindergarten kids are expected to be less than 37 inches tall. (Round to one decimal place as needed.) b) In what height interval should the company expect to find the middle 90% of kindergarteners? The middle 90% of kindergarteners are expected to be between inches and inches. (Use ascending order. Round to one decimal place as needed.) c) At least how tall are the biggest 20% of kindergarteners? The biggest 20% of kindergarteners are expected to be (Round to one decimal place as needed.) least inches tall.

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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Companies who design furmiture for elementary school classrooms produce a variety of sizes for kids of different ages. Suppose the heights of kindergarten children can be described by a Normal model with a mean of 39.2 inches and standard deviation of 1.9inches. a) What fraction of kindergarten kids should the company expect to be less than 37 inches tall? About 12.3% of kindergarten kids are expected to be less than 37 inches tall. (Round to one decimal place as needed.) b) In what height interval should the company expect to find the middle 90% of kindergarteners? The middle 90% of kindergarteners are expected to be between inches and inches. (Use ascending order. Round to one decimal place as needed.) c) At least how tall are the biggest 20% of kindergarteners? The biggest 20% of kindergarteners are expected to be at least inches tall. (Round to one decimal place as needed.) Enter your answer in each of the answer boxes. W 12 ►► FB F9 F10 & * 8 9
Transcribed Image Text:Companies who design furmiture for elementary school classrooms produce a variety of sizes for kids of different ages. Suppose the heights of kindergarten children can be described by a Normal model with a mean of 39.2 inches and standard deviation of 1.9inches. a) What fraction of kindergarten kids should the company expect to be less than 37 inches tall? About 12.3% of kindergarten kids are expected to be less than 37 inches tall. (Round to one decimal place as needed.) b) In what height interval should the company expect to find the middle 90% of kindergarteners? The middle 90% of kindergarteners are expected to be between inches and inches. (Use ascending order. Round to one decimal place as needed.) c) At least how tall are the biggest 20% of kindergarteners? The biggest 20% of kindergarteners are expected to be at least inches tall. (Round to one decimal place as needed.) Enter your answer in each of the answer boxes. W 12 ►► FB F9 F10 & * 8 9
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