Turn on thread page Beta
    • Thread Starter
    Offline

    0
    ReputationRep:
    I was thinking to use a binomial distribution, not really sure. some guidance as where to go would help

    thank you
    Attached Images
     
    Offline

    14
    ReputationRep:
    (Original post by bill100)
    I was thinking to use a binomial distribution, not really sure. some guidance as where to go would help

    thank you
    If you have a discrete random variable X, then the expectation of f(X) is simply  \sum P(X) f(X) where the sum is taken over possible values of X. Here you have two possible values of X, so your sum will have two terms.
 
 
 
Reply
Submit reply
Turn on thread page Beta
Updated: October 31, 2015
Poll
Do you think parents should charge rent?

The Student Room, Get Revising and Marked by Teachers are trading names of The Student Room Group Ltd.

Register Number: 04666380 (England and Wales), VAT No. 806 8067 22 Registered Office: International House, Queens Road, Brighton, BN1 3XE

Write a reply...
Reply
Hide
Reputation gems: You get these gems as you gain rep from other members for making good contributions and giving helpful advice.