Answer this step by step and justify your solution 5. The number of months that a certain heavy equipment can be used before it fails beyond repair is a randomvariable having the density function20000f(x) = -x > 0,(x + 100)3 '0,elsewhere.Determine the probability that a heavy equipment will last fora. At least 15 years.b. Anywhere from 5 to 10 years.

We are given a probability density function, say f(x). P(X≥x) = ∫x∞f(x)dx P(a≤x≤b) = ∫abf(x)dx

that a certa heavy equipment can be used before it fails beyond repair is variable having the density function 20000 f(x) = } x > 0, (x + 100)3' 0, Determine the probability that a heavy equipment will last for elsewhere. a. At least 15 years. b. Anywhere from 5 to 10 vears.

that a certa heavy equipment can be used before it fails beyond repair is variable having the density function 20000 f(x) = } x > 0, (x + 100)3' 0, Determine the probability that a heavy equipment will last for elsewhere. a. At least 15 years. b. Anywhere from 5 to 10 vears.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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5. The number of months that a certain heavy equipment can be used before it fails beyond repair is a random
variable having the density function
20000
f(x) = -
x > 0,
(x + 100)3 '
0,
elsewhere.
Determine the probability that a heavy equipment will last for
a. At least 15 years.
b. Anywhere from 5 to 10 years.

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