The amount of annual rainfall in a certain region is known from past experience to be a normally distributed random variable with mean annual rainfall of 15 centimeters and a standard deviation of 4 centimeters. If the rainfall exceeds 157 centimeters during a yea, it leads to floods. Find the probability that during a randomly picked year there will be floods.
The amount of annual rainfall in a certain region is known from past experience to be a normally distributed random variable with mean annual rainfall of 15 centimeters and a standard deviation of 4 centimeters. If the rainfall exceeds 157 centimeters during a yea, it leads to floods. Find the probability that during a randomly picked year there will be floods.
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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The amount of annual rainfall in a certain region is
known from past experience to be a normally
distributed random variable with mean annual rainfall
of 15 centimeters and a standard deviation of 4
centimeters. If the rainfall exceeds 157 centimeters
during a yea, it leads to floods. Find the probability
that during a randomly picked year there will be
floods.
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