Solution Found!
Determine the mean and variance of the random
Chapter 4, Problem 40E(choose chapter or problem)
Determine the mean and variance of the random variable in Exercise 4-2.
4-2.(+) Suppose that \(f(x)=3\left(8 x-x^{2}\right) / 256\) for 0 < x <. Determine the following:
\(P(X<2)\)\(P(X<9)\)\(P(2<X<4)\)\(P(X>6)\)X such that \(P(X<x)=0.95\)Equation transcription:
Text transcription:
f(x)=3(8 x-x^{2}) / 256
P(X<2)
P(X<9)
P(2<X<4)
P(X>6)
P(X<x)=0.95
Questions & Answers
QUESTION:
Determine the mean and variance of the random variable in Exercise 4-2.
4-2.(+) Suppose that \(f(x)=3\left(8 x-x^{2}\right) / 256\) for 0 < x <. Determine the following:
\(P(X<2)\)\(P(X<9)\)\(P(2<X<4)\)\(P(X>6)\)X such that \(P(X<x)=0.95\)Equation transcription:
Text transcription:
f(x)=3(8 x-x^{2}) / 256
P(X<2)
P(X<9)
P(2<X<4)
P(X>6)
P(X<x)=0.95
ANSWER:Solution
Step 1 of 2
We have to determine the mean and variance of the random variable
The given function is
Mean=
=
=
=
=
=
=4