3. The proportion of people who answer a survey sent by mail is a variable continuous random X that has the density function: (2(x+2), 0≤x≤1 5 f(x) = { O in another case Find the probability that more than half but less than three-quarters of the people in contact respond to this type of survey.
3. The proportion of people who answer a survey sent by mail is a variable continuous random X that has the density function: (2(x+2), 0≤x≤1 5 f(x) = { O in another case Find the probability that more than half but less than three-quarters of the people in contact respond to this type of survey.
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.CR: Chapter 13 Review
Problem 22CR
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Transcribed Image Text:3. The proportion of people who answer a survey sent by mail is a variable
continuous random X that has the density function:
(2(x+2) ,0≤x≤1
5
f(x) = {
0
in another case
Find the probability that more than half but less than three-quarters of the
people in contact respond to this type of survey.
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