Heights of a certain population are normally distributed with a mean of 68 inches and a standard
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Heights of a certain population are normally distributed with a mean of 68 inches and a standard deviation of 2.5 inches. The middle 50% of all the heights lie approximately between what two numbers?
A. 66.3 inches and 69.7 inches
B. 65.5 inches and 70.5 inches
C. 67.1 inches and 70.1 inches
D. 68.0 inches and 75.0 inches
E. 63 inches and 73 inches
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Related Book For
Introduction To Statistical Investigations
ISBN: 9781119683452
2nd Edition
Authors: Beth L.Chance, George W.Cobb, Allan J.Rossman Nathan Tintle, Todd Swanson Soma Roy
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