The probability density function for the number of faulty devices by a machine in a particular time period is given by: manufactured f(x) = -(x-5)² 2 for -∞0 < x <∞0 What is the mean and standard deviation of x?

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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The probability density function for the number of faulty devices
by a machine in a particular time period is given by:
manufactured
for -∞0 < x <∞0
f(x) = = = /1/7²
√2T
-(x-5)²
e
What is the mean and standard deviation of x?
Ο μ = 2, σ = 5
=5
μ = 2, o = √5
0 μ = 5, o = √2
O
O μ = 5, o = 1
None of the above
Transcribed Image Text:The probability density function for the number of faulty devices by a machine in a particular time period is given by: manufactured for -∞0 < x <∞0 f(x) = = = /1/7² √2T -(x-5)² e What is the mean and standard deviation of x? Ο μ = 2, σ = 5 =5 μ = 2, o = √5 0 μ = 5, o = √2 O O μ = 5, o = 1 None of the above
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