The average number of field mice per acre in a 7-acre wheat field is estimated to be 14. (a) Find the probability that fewer than 12 field mice are found on a given acre. (b) Find the probability that fewer than 12 field mice are found on 2 of the next 3 acres inspected. Click here to view the table of Poisson probability sums. (a) The probability that fewer than 12 field mice are found on a given acre is (Round to four decimal places as needed.)

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 19E: If the spinner shown below is spun, find the probability of each event. Assume that the spinner...
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The average number of field mice per acre in a 7-acre wheat field is estimated to be 14.
(a) Find the probability that fewer than 12 field mice are found on a given acre.
(b) Find the probability that fewer than 12 field mice are found on 2 of the next 3 acres
inspected.
Click here to view the table of Poisson probability sums.
(a) The probability that fewer than 12 field mice are found on a given acre is
(Round to four decimal places as needed.)
Transcribed Image Text:The average number of field mice per acre in a 7-acre wheat field is estimated to be 14. (a) Find the probability that fewer than 12 field mice are found on a given acre. (b) Find the probability that fewer than 12 field mice are found on 2 of the next 3 acres inspected. Click here to view the table of Poisson probability sums. (a) The probability that fewer than 12 field mice are found on a given acre is (Round to four decimal places as needed.)
On average, 2 traffic accidents per month occur at a certain intersection. Complete
parts (a) through (c) below.
Click here to view the table of Poisson probability sums.
(a) What is the probability that exactly 6 accidents will occur in any given month at
this intersection?
The probability that exactly 6 accidents will occur in any given month at this intersection
is .0120.
(Round to four decimal places as needed.)
(b) What is the probability that fewer than 4 accidents will occur in any given month at
this intersection?
The probability that fewer than 4 accidents will occur in any given month at this
intersection is.
(Round to four decimal places as needed.)
Transcribed Image Text:On average, 2 traffic accidents per month occur at a certain intersection. Complete parts (a) through (c) below. Click here to view the table of Poisson probability sums. (a) What is the probability that exactly 6 accidents will occur in any given month at this intersection? The probability that exactly 6 accidents will occur in any given month at this intersection is .0120. (Round to four decimal places as needed.) (b) What is the probability that fewer than 4 accidents will occur in any given month at this intersection? The probability that fewer than 4 accidents will occur in any given month at this intersection is. (Round to four decimal places as needed.)
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