The expected value of the random variable is
A)the standard error
B)the sample size
C)the size of the population
D)None of these alternatives is correct.

Question

The expected value of the random variable   is
A)the standard error 
B)the sample size 
C)the size of the population 
D)None of these alternatives is correct.

Quizplus · Accepted Answer

None of these alternatives is correct because the question does not provide any information about the distribution of the random variable or any other parameters necessary to calculate the expected value. Moreover, the options given are not relevant to this problem.

The Expected Value of the Random Variable Is