Question
Define the random variable X by X = X. What is the value of E[= X]? Recall that the mean of X equals u
Define the random variable X by X = X. What is the value of E[= X]? Recall that the mean of X equals u and the variance equals. The fact that E[XY] = E [] mentioned above may also be useful. Further, X is constant with respect to the index i in the sum. Please justify your answer.
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Business Statistics In Practice
Authors: Bruce Bowerman, Richard O'Connell
6th Edition
0073401838, 978-0073401836
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