Solution Found!
Find the mean and variance of X if the cdf of X is
Chapter 3, Problem 8E(choose chapter or problem)
QUESTION:
Find the mean and variance of \(X\) if the cdf of \(X\) is
\(F(x)= \begin{cases}0, & x<0, \\ 1-\left(\frac{2}{3}\right) e^{-x}, & 0 \leq x .\end{cases}\)
Equation Transcription:
{
Text Transcription:
X
F(x)= {1-(2/3)e^-x, 0 < or = x.0, x<0,
Questions & Answers
QUESTION:
Find the mean and variance of \(X\) if the cdf of \(X\) is
\(F(x)= \begin{cases}0, & x<0, \\ 1-\left(\frac{2}{3}\right) e^{-x}, & 0 \leq x .\end{cases}\)
Equation Transcription:
{
Text Transcription:
X
F(x)= {1-(2/3)e^-x, 0 < or = x.0, x<0,
ANSWER:
Solution :
Step 1 of 4:
The cdf of a continuous random variable X is given
We have to find the mean and variance of X.