The annual rainfall in a certain region is approximately normally distributed with mean 40.4 inches and standard deviation 6.1 inches. Round answers to the nearest tenth of a percent. 196 a) What percentage of years will have an annual rainfall of less than 43 inches? b) What percentage of years will have an annual rainfall of more than 38 inches? c) What percentage of years will have an annual rainfall of between 37 inches and 41 inches? 196

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter29: Tolerance, Clearance, And Interference
Section: Chapter Questions
Problem 16A: Spacers are manufactured to the mean dimension and tolerance shown in Figure 29-12. An inspector...
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The annual rainfall in a certain region is approximately normally distributed with mean 40.4 inches
and standard deviation 6.1 inches. Round answers to the nearest tenth of a percent.
a) What percentage of years will have an annual rainfall of less than 43 inches?
b) What percentage of years will have an annual rainfall of more than 38 inches?
196
c) What percentage of years will have an annual rainfall of between 37 inches and 41 inches?
%
1%
Transcribed Image Text:The annual rainfall in a certain region is approximately normally distributed with mean 40.4 inches and standard deviation 6.1 inches. Round answers to the nearest tenth of a percent. a) What percentage of years will have an annual rainfall of less than 43 inches? b) What percentage of years will have an annual rainfall of more than 38 inches? 196 c) What percentage of years will have an annual rainfall of between 37 inches and 41 inches? % 1%
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