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Mar
14
comment Counting non-degenerate parallelograms in permutation arrays
That looks like one heck of a self-answer. Go for it!
Feb
11
comment Making Friends around a Circular Table
This looks like it could be related to the Futurama Theorem.
Feb
10
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
Feb
10
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 $d$?
Feb
10
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.
Feb
10
answered Counting outcomes of a coin flipping sequence
Feb
10
revised How many ambiguous dates exist?
Title; minor grammar, removed superfluous MathJax
Feb
10
answered How many ambiguous dates exist?
Feb
10
suggested approved edit on How many ambiguous dates exist?
Feb
9
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
Feb
9
answered The probability of the sum of $10$ dice rolls adding up to $57$
Feb
9
revised Proportional probability of payouts with defined expected value.
Corrected spelling; improved formatting
Feb
9
suggested approved edit on Proportional probability of payouts with defined expected value.
Feb
9
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.
Feb
3
answered Monty hall problem with leftmost goat selection.