STAT
posted by azriel ed pagayunan on .
A random variable X2 assumes only positive value.?

X^2
A negative times a negative = a positive. A positive times a positive = a positive.
What does that tell you?
posted by azriel ed pagayunan on .
A random variable X2 assumes only positive value.?
X^2
A negative times a negative = a positive. A positive times a positive = a positive.
What does that tell you?