### Most commented posts

- Monty Hall Problem — 1 comment
- The Lottery Problem — 1 comment

Feb 07 2010

Feb 05 2010

Last week we talked about what a prime number is, but we didn’t talk about a good way of finding what number is prime and what is not [other than checking if any number less than p divides that number]. This area of finding out what number is prime has been a big problem for many mathematicians and still has a lot of unanswered questions. The world of mathematics is still looking for an easy way to calculate whether a number is prime or not with a simple formula.

Jan 25 2010

Jan 13 2010

Before the holidays I posted a question to you all to get your opinions. The question posed regarded the famous Monty Hall problem in which there are 3 doors and are told 1 has a fabulous present while the other 2 have goats. You select a random door and the host reveals one of the doors that have a goat and gives you a chance to switch doors if you want or not. The question was: is it better to keep the original door, switch doors, or are the odds the same?

Dec 23 2009

Dec 07 2009

Say you have an infinite number of camels walking through the desert and a little baby camel is born, how many camels are there now? Surely there are still an infinite number, and surely since we added 1 more camel this infinity is greater than the original infinity. But is it even possible for infinity to be greater than infinity? So confusing!

Dec 01 2009

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