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# Class Note for MATH 115B with Professor Bridges at UA

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COURSE
PROF.
No professor available
TYPE
Class Notes
PAGES
1
WORDS
KARMA
25 ?

## Popular in Department

This 1 page Class Notes was uploaded by an elite notetaker on Friday February 6, 2015. The Class Notes belongs to a course at University of Arizona taught by a professor in Fall. Since its upload, it has received 16 views.

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Date Created: 02/06/15
RANDOM VARIABLES FINITE gt Probability Mass Function pmf fX x pX x gt Cumulative Distribution Function cdf F X x P X S x gt Mean ofX or Expected Value ofX uX Ex Z x fX x all x gt If X is aBernoullz39 Random Variable then its distribution is binomial The Expected Value of a binomial distribution is E x n p CONTINUOUS gt Probability Density Function pdf fX x Pa S X S b gt Cumulative Distribution Function cdf F X x P X S x gt Mean ofX or Expected Value ofX uX Ex I x fxdx gt If X is an Exponential Random Variable then f 0 ifxlt0 F ifxlt0 x x X 1aeltmgt ifoO X l eHa ifoO gt If X is an Uniform Random Variable on 0 u then 0 ifxlta 0 ifxlta fXx lb a zfanSb FXx x ab a zfanSb 0 ifxgtb l ifxgtb

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