Question: 24
(Choose 1 answer)
The probability density function of the net weight in pounds of a packaged chemical herbicide is f(x) = 4x^3 for
0<x<1. What is the expected value of the net weight?
A. 0.8
B. 1.9
C. 0.5
D. 3.0
E. None of the other choices is true
