If the lifetime for a type of lamps follows a distribution with density function f(x) =12x²(1-x),0≤x≤1 , where is the lifetime in years. A sample of 100 units is selected randomly what is probability that its life time less than 7.5 month.
If the lifetime for a type of lamps follows a distribution with density function f(x) =12x²(1-x),0≤x≤1 , where is the lifetime in years. A sample of 100 units is selected randomly what is probability that its life time less than 7.5 month.
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 29CR
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Transcribed Image Text:If the lifetime for a type of lamps follows a distribution
with density function
f(x) =12x²(1-x),0≤x≤1 ,
where is the lifetime in years. A sample of 100 units is
selected randomly what is probability that its life time less
than 7.5 month.
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