Drexel dragonThe Math ForumDonate to the Math Forum

Search All of the Math Forum:

Views expressed in these public forums are not endorsed by Drexel University or The Math Forum.

Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: expectated value
Replies: 5   Last Post: Jan 15, 2013 9:44 PM

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]

Posts: 17
Registered: 12/25/12
Re: expectated value
Posted: Jan 15, 2013 9:32 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

"Nasser M. Abbasi" wrote in message <kd34i6$p21$1@speranza.aioe.org>...
> On 01/15/2013 01:47 AM, maryam wrote:
> > Dear friens
> > I would like calculate the expectated value (E(.)) of a 1-by-1000 matrix
> > {E(x)=sigma x*f(x)}
> > how do I that?

> Apply the definition of expected value?
> when you are not sure how to do something, always look up
> the definition and go from there.
> http://en.wikipedia.org/wiki/Expected_value
> If you have problem with implementing the defintion, then show
> what you tried and where you are having problem.
> good luck,
> --Nasser

I know the the definition of expected value but I cant implement it.
assume a 1-by-n arbitrary matrix, what's its matlab code?

Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© Drexel University 1994-2015. All Rights Reserved.
The Math Forum is a research and educational enterprise of the Drexel University School of Education.