Suppose a certain retail store has customers whose ages are normally distributed such that μ=37.5 years and δ=7.6 years. (i) Calculate the probability that a randomly chosen customer is more than 48 years old. (ii) Calculate the probability that a randomly chosen customer is younger than 44 years old. (iii) Calculate the probability that a randomly chosen customer is between 46 and 54 years old.
Suppose a certain retail store has customers whose ages are normally distributed such that μ=37.5 years and δ=7.6 years. (i) Calculate the probability that a randomly chosen customer is more than 48 years old. (ii) Calculate the probability that a randomly chosen customer is younger than 44 years old. (iii) Calculate the probability that a randomly chosen customer is between 46 and 54 years old.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Suppose a certain retail store has customers whose ages are
(i) Calculate the probability that a randomly chosen customer is more than 48 years old.
(ii) Calculate the probability that a randomly chosen customer is younger than 44 years old.
(iii) Calculate the probability that a randomly chosen customer is between 46
and 54 years old.
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