Student Puzzle Corner
Anirban DasGupta says this problem seems impossible at first sight, but thinks you will probably arrive at a solution quickly and it might surprise some of you that this is possible. This is the kind of thing statistics students used to learn routinely forty or fifty years ago. The problem…

Deadline: April 25, 2021 Puzzle Editor Anirban DasGupta proposes a palindrome problem in the domain of probabilistic number theory. It will take careful thinking and patience to work out the more difficult parts of this problem. I try to give you hints, as you move from one part to the…

Deadline: February 1, 2021 Puzzle Editor Anirban DasGupta sets a problem on maximum likelihood estimation in a sports scenario. Between two badminton players $A$ and $B$, player $B$ has a probability $p_1 = p$ of returning a serve or a shot from $A$, and $A$ has a probability \$p2 =…