The number of typographical errors per page of a certain newspaper has a Poisson distribution, and there is an average of 1.3 errors per page. (a) What is the probability that a randomly selected page is error free? (b) What is the probability that a page has either one or two errors? (c) What is the probability that a page has at least four errors? (a) The probability that a randomly selected page is error free is. (Round to four decimal places as needed.)
The number of typographical errors per page of a certain newspaper has a Poisson distribution, and there is an average of 1.3 errors per page. (a) What is the probability that a randomly selected page is error free? (b) What is the probability that a page has either one or two errors? (c) What is the probability that a page has at least four errors? (a) The probability that a randomly selected page is error free is. (Round to four decimal places as needed.)
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Transcribed Image Text:The number of typographical errors per page of a certain newspaper has a Poisson distribution, and there is an average of 1.3 errors per page.
(a) What is the probability that a randomly selected page is error free?
(b) What is the probability that a page has either one or two errors?
(c) What is the probability that a page has at least four errors?
(a) The probability that a randomly selected page is error free is
(Round to four decimal places as needed.)
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