Question 1A The number of claims per hour at the WBR Insurance Company has a Poisson distribution with a mean of 3 claims per hour. Find the probability that in any given hour there will be at most two claims? a.0.22404 b.0.04232 c.0.02240 d.0.42319   Question 1B  Suppose the warranty records show that the probability that a new computer needs a warranty repair in the first 90 days is 0.05. A sample of three new computers was selected. What is the probability that none needs a warranty repair?   a.0.050 b.0.1426 c.0.0475 d.0.8574

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question 1A

The number of claims per hour at the WBR Insurance Company has a Poisson distribution with a mean of 3 claims per hour. Find the probability that in any given hour there will be at most two claims?

a.0.22404
b.0.04232
c.0.02240
d.0.42319
 
Question 1B 

Suppose the warranty records show that the probability that a new computer needs a warranty repair in the first 90 days is 0.05. A sample of three new computers was selected. What is the probability that none needs a warranty repair?

 

a.0.050
b.0.1426
c.0.0475
d.0.8574
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