Suppose that f (x) = 0.125x for 0 < x < 4. Determine the mean and variance of X.
Step 1 of 1:
Given f (x) = 0.125 for 0 < x < 4.
Our goal is:
We need to find the mean and variance of X.
The mean is
Therefore, the mean 2.6666.
Then the variance V(X) is
Therefore, the variance .