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The expected number of typographical errors on a page of a

A First Course in Probability | 9th Edition | ISBN: 9780321794772 | Authors: Sheldon Ross ISBN: 9780321794772 63

Solution for problem 51P Chapter 4

A First Course in Probability | 9th Edition

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A First Course in Probability | 9th Edition | ISBN: 9780321794772 | Authors: Sheldon Ross

A First Course in Probability | 9th Edition

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Problem 51P

Problem 51P

The expected number of typographical errors on a page of a certain magazine is .2. What is the probability that the next page you read contains (a) 0 and (b) 2 or more typographical errors? Explain your reasoning!

Step-by-Step Solution:

Solution

Step 1 of 2

Given that the expected no.of typographical errors in a on page of a certain magazine is 0.2

Let X denote the no.of errors in a page

Here X is following the poisson distribution with parameter

The pmf of poisson distribution is 

a) We have to find the probability that the next page is having zero errors  

Now 

                            =0.8187

Hence the probability that the next page is having zero errors is 0.8187


Step 2 of 2

Chapter 4, Problem 51P is Solved
Textbook: A First Course in Probability
Edition: 9
Author: Sheldon Ross
ISBN: 9780321794772

The full step-by-step solution to problem: 51P from chapter: 4 was answered by , our top Statistics solution expert on 08/11/17, 08:57AM. A First Course in Probability was written by and is associated to the ISBN: 9780321794772. This full solution covers the following key subjects: typographical, errors, page, next, Magazine. This expansive textbook survival guide covers 4 chapters, and 469 solutions. This textbook survival guide was created for the textbook: A First Course in Probability , edition: 9. Since the solution to 51P from 4 chapter was answered, more than 648 students have viewed the full step-by-step answer. The answer to “The expected number of typographical errors on a page of a certain magazine is .2. What is the probability that the next page you read contains (a) 0 and (b) 2 or more typographical errors? Explain your reasoning!” is broken down into a number of easy to follow steps, and 38 words.

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