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1h
comment The probability of the sum of $10$ dice rolls adding up to $57$
@TFSM Glad to be of assistance. If an answer helped you, you can accept it by clicking the check mark next to it, or vote it up by clicking the up-arrow.
3h
revised How many different 8-letter words can be made with three $a$s, two $b$s, two $c$s and a $d$?
Less generic title
3h
suggested approved edit on How many different 8-letter words can be made with three $a$s, two $b$s, two $c$s and a $d$?
3h
comment Counting non-degenerate parallelograms in permutation arrays
Could you add an example of that $4 \times 4$ array? I want to confirm that I've got the right idea.
4h
answered Counting outcomes of a coin flipping sequence
5h
revised Different Ids on mars
Corrected question from source
5h
revised How many ambiguous dates exist?
Title; minor grammar, removed superfluous MathJax
5h
answered How many ambiguous dates exist?
6h
suggested approved edit on How many ambiguous dates exist?
6h
suggested approved edit on Different Ids on mars
1d
revised Proving that $\binom{n}{k}\binom{\smash{k}}{m}\binom{m}{r} = \binom{n}{r}\binom{n-r}{n-m}\binom{n-m}{n-k}$
Different alignment; less pretty, but less overflow into the sidebar
1d
answered The probability of the sum of $10$ dice rolls adding up to $57$
1d
revised Proportional probability of payouts with defined expected value.
Corrected spelling; improved formatting
1d
suggested approved edit on Proportional probability of payouts with defined expected value.
1d
answered Proving that $\binom{n}{k}\binom{\smash{k}}{m}\binom{m}{r} = \binom{n}{r}\binom{n-r}{n-m}\binom{n-m}{n-k}$
Feb
3
revised Monty hall problem with leftmost goat selection.
Added [monty-hall]
Feb
3
revised One variation of Monty Hall problem
Added [monty-hall]
Feb
3
suggested approved edit on Monty hall problem with leftmost goat selection.
Feb
3
suggested approved edit on One variation of Monty Hall problem
Feb
3
comment One variation of Monty Hall problem
Possible duplicate of Monty hall problem with leftmost goat selection.