That's what I'm thinking. Although induction seems to say it works out, I think the selection of the nth line will not equal all the previous choices combined.

Update: It does. See code in my original reply to this thread. I've not run any statistics on the output, but it looks casually like it is uniform, not obviously biased toward one end or the other.

—John

In reply to Re: Re: Re: Re: Re: Random entry from combined data set by John M. Dlugosz
in thread Random entry from combined data set by Anonymous Monk

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