Lifetime of a certain hardware is a continuous random variable with density for 0 < x < 10 elsewhere Find K :{K-50 0 f(x) =

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 31E
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3. Lifetime of a certain hardware is a continuous random variable with density
X
for 0 < x < 10
f(x)
elsewhere
={K-}
50
0
a. Find K.
b. What is the probability of a failure within the first 5 years?
c. What is the expectation of the lifetime?
Transcribed Image Text:3. Lifetime of a certain hardware is a continuous random variable with density X for 0 < x < 10 f(x) elsewhere ={K-} 50 0 a. Find K. b. What is the probability of a failure within the first 5 years? c. What is the expectation of the lifetime?
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