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Quiz 7

ECE302: Probability

Spring 2013, Prof. Boutin

Topic: Expectation of continuous RV


Question

  • A random variable X has the following probability density function:

$ f_{X}(x)=Ce^{-\frac{1}{2}\frac{(x+3)^{2}}{9}} $

where C is a constant. What is the expected value of X. (Justify your answer mathematically.)

Answers and discussion


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