The expected value of the random variable is
A)$\sigma$
B)the standard error
C)the sample size
D)$\mu$

Name: The expected value of the random variable is A)$\sigma$ B)the standard error C)the sample size D)$\mu$
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Question

The expected value of the random variable  is
A)$\sigma$ 
B)the standard error 
C)the sample size 
D)$\mu$

Quizplus · Accepted Answer

The expected value of a random variable is its mean, which is denoted by E(X) or µ. Therefore, the option D is the correct choice, as it denotes the expected value as µ. The other options are not related to the expected value of a random variable.

The Expected Value of the Random Variable Is A) σ\sigmaσ

The Expected Value of the Random Variable Is
A) $\sigma$