Question

The expected value of a random variable always
exists.
(True/False)​

Answer 1

Answer:

In reference to part (a), a random variable with a finite set of values in is a simple function in the terminology of general integration. In reference to part (b), note that the expected value of a nonnegative random variable always exists in . In reference to part (c), exists if and only if either E ( X + ) < ∞ or.

Step-by-step explanation:

Answer 2

Answer:

false

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