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MrAnchovy is offline
Feb13-12, 05:36 PM
P: 388
Quote Quote by musicgold View Post
Why do I have to use the qualifier 'identically distributed'
Because if the distributions are not identical the steps that follow would not be valid.

Quote Quote by musicgold View Post
how does a non-identically distributed sample of a random variable look
The face value of a playing card drawn from a pack without replacement is a simple example.

(Crossposted with HallsofIvy, but I think my example is better ;) so I will let it stand)