0, x < 0 Find the probability that a telephone call selected will last beyond 5 minutes.

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.1: Continuous Probability Models
Problem 25E
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Write your answer correct to 4 decimal places. *
In a certain city, the probability density function for x minutes to be the length of a
telephone call selected at random is given by
x20
f(x) = }3
0,
x < 0
Find the probability that a telephone call selected will last beyond 5 minutes.
Transcribed Image Text:Write your answer correct to 4 decimal places. * In a certain city, the probability density function for x minutes to be the length of a telephone call selected at random is given by x20 f(x) = }3 0, x < 0 Find the probability that a telephone call selected will last beyond 5 minutes.
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