
Probability and Statistics Basic Probability and Statistics Math Forum 
 LinkBack  Thread Tools  Display Modes 
November 19th, 2016, 02:16 PM  #1 
Senior Member Joined: Feb 2014 Posts: 114 Thanks: 1  Expected Value and Variance of a Binomial Distribution
Hello, I search in google for proof Expected Value and Variance of a Binomial Distribution. But i can't understand well. Could you please proof E[X] and VAR[X] with more explain and simplify? Thanks 
November 20th, 2016, 01:30 PM  #2 
Global Moderator Joined: May 2007 Posts: 6,807 Thanks: 717  https://en.wikipedia.org/wiki/Binomial_distribution Above has details of derivations. You need to describe what you are having trouble with. 

Tags 
binomial, distribution, expected, variance 
Thread Tools  
Display Modes  

Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
variance and expected value of a hypotenuse  mikgigs  Probability and Statistics  1  March 9th, 2016 04:37 PM 
need a help with variance and expected value  safyras  Advanced Statistics  1  January 12th, 2012 05:19 AM 
Expected value and variance  baz  Algebra  1  October 4th, 2011 05:49 AM 
Expected Value and Variance  koudai8  Advanced Statistics  2  September 16th, 2011 12:50 PM 
The expected gain, given a Binomial Distribution?  Zephyr  Advanced Statistics  1  October 2nd, 2007 05:44 PM 