9. Heights of preschoolers are normally distributed with a mean of 40 inches and a standard deviation of 0.5 inch. Estimate the percentage of preschoolers that are taller than 41 inches. a. b. Berween what two heights do 99.7% of preschoolers lie?
9. Heights of preschoolers are normally distributed with a mean of 40 inches and a standard deviation of 0.5 inch. Estimate the percentage of preschoolers that are taller than 41 inches. a. b. Berween what two heights do 99.7% of preschoolers lie?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:9. Heights of preschoolers are normally distributed with a mean of 40 inches and a standard deviation of
0.5 inch.
Estimate the percentage of preschoolers that are taller than 41 inches.
a.
b. Berween what two heights do 99.7% of preschoolers lie?
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