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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:What is the probability of a male foot length between 10 and 12.5 inches? (Use the same mean of 11 and standard deviation of 1.5 as before.)
P(z < 12.5) P(z < 10)
8
10
12
14
16
z = 12.5
1. The mean is u =
and the standard deviation, o =
2. Find the z-score for x = 10. z =
(Round to the nearest hundredth.)
3. Find the z-score for r = 12.5. z =
4. P(10 < z < 12.5) = P(
(decimal form)
5. The probability that a male's foot is between 10 and 12.5 inches is
%
Check
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