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= Answers and discussion=
 
= Answers and discussion=
*[[Media:Example.ogg|Official answer with grading key]]
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*[[Media:Quiz5.pdf|Official answer with grading key]]
 
*Write your comments/questions here.
 
*Write your comments/questions here.
 
*Write your comments/questions here.
 
*Write your comments/questions here.
 
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[[2013_Spring_ECE_302_Boutin|Back to ECE301 Spring 2013 Prof. Boutin]]
 
[[2013_Spring_ECE_302_Boutin|Back to ECE301 Spring 2013 Prof. Boutin]]

Latest revision as of 13:19, 25 April 2013

Quiz 4

ECE302: Probability

Spring 2013, Prof. Boutin

Topic: Expectation of discrete random variable


Question

  • Let X be a discrete random variable with probability mass function
$ p_{X}(k) = \frac{C}{3^{\left | k \right |}} , k\in \mathbb{Z} $
for an appropriate chosen constant C. What is the expectation of X?

Answers and discussion


Back to ECE301 Spring 2013 Prof. Boutin

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