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Re: Creating container with elements


From: CdeMills
Subject: Re: Creating container with elements
Date: Sat, 7 Apr 2012 13:03:28 -0700 (PDT)

trixfix wrote
> 
> Container holds 1000 elements which 940 are 1 and 60 are 0. I need to
> randomly take 100 elements from that container and check how many 1 and 0
> I have. Also i need to determine probability how many 1 are there, if more
> than 95 or more is 1.
> 
> 

We won't help you doing your homework. The information you need is at
http://en.wikipedia.org/wiki/Binomial_distribution

and its implementation is in functions
binornd (to generate random variables)
binocdf, binopdf, binoinv to compute the probabilities

Pascal

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