H.W. In a certain industrial facility accidents occur infrequently. It is known that the average number of accidents on any 400 days is 2 accidents and they are independent of each other. (a) What, is the probability that in any given period of 400 days there will be an accident on one day? (b) What is the probability that there are at most three days with accidents? (c) What, is the probability that in any given period of 365 days there will be at most two days with accidents?

H.W. In a certain industrial facility accidents occur infrequently. It is known that the average number of accidents on any 400 days is 2 accidents and they are independent of each other. (a) What, is the probability that in any given period of 400 days there will be an accident on one day? (b) What is the probability that there are at most three days with accidents? (c) What, is the probability that in any given period of 365 days there will be at most two days with accidents?

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

H.W.
In a certain industrial facility accidents occur infrequently. It is known that the
average number of accidents on any 400 days is 2 accidents and they are independent
of each other.
(a) What, is the probability that in any given period of 400 days there will be an
accident on one day?
(b) What is the probability that there are at most three days with accidents?
(c) What, is the probability that in any given period of 365 days there will be at most
two days with accidents?

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