depth is between 1 mm and 2 mm.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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c. The lognormal distribution has been reported as the best option for describing the distribution of
maximum pit depth data from cast iron pipes in soil with mean of 0.353 and standard deviation of
0.754 for the maximum pit depth mm of buried pipelines. Find the probability that maximum pit
depth is between 1 mm and 2 mm. What is a maximum pit depth exceeding 3 % of all specimens
Transcribed Image Text:c. The lognormal distribution has been reported as the best option for describing the distribution of maximum pit depth data from cast iron pipes in soil with mean of 0.353 and standard deviation of 0.754 for the maximum pit depth mm of buried pipelines. Find the probability that maximum pit depth is between 1 mm and 2 mm. What is a maximum pit depth exceeding 3 % of all specimens
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