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Nov 17, 2020 at 20:40 answer added longdragon2 timeline score: 0
Nov 17, 2020 at 15:43 comment added Carl Witthoft Seems similar to the math used to estimate the total number of German tanks in WW2 based on serial numbers found on captured/destroyed units. That was "sampling without replacement"
Nov 17, 2020 at 8:45 history became hot network question
Nov 17, 2020 at 4:14 answer added Ben timeline score: 7
Nov 17, 2020 at 3:00 history tweeted twitter.com/StackStats/status/1328533465864794112
Nov 17, 2020 at 2:07 answer added Henry timeline score: 2
Nov 17, 2020 at 0:50 review First posts
Nov 17, 2020 at 2:25
Nov 17, 2020 at 0:49 comment added YoYO Man Which one is easier to come up with solution? @Henry, I think $R$ is the number of disctintct balls.
Nov 17, 2020 at 0:48 comment added Henry Is $R$ the number of distinct balls you have seen at least once (as suggested in your attempt) or the number you have seen more than once (as in repeated)?
Nov 17, 2020 at 0:43 history asked YoYO Man CC BY-SA 4.0