What is the expected or average paint thickness?

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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Suppose that the random variable X measures the thickness of the paint
in millimeters at a randomly chosen point on a randomly chosen car
panel, and that X takes values between 0.125 and 0.5 mm with a
probability density function of
512
f (x) =(0.5 - (x - 0.25))
93
for 0.125 <x<0.5
What is the expected or average paint thickness?
Transcribed Image Text:Classwork Suppose that the random variable X measures the thickness of the paint in millimeters at a randomly chosen point on a randomly chosen car panel, and that X takes values between 0.125 and 0.5 mm with a probability density function of 512 f (x) =(0.5 - (x - 0.25)) 93 for 0.125 <x<0.5 What is the expected or average paint thickness?
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