Tag Archive: probability

The Math Behind the Monty Hall Problem

MathFourMontyHallFI

As promised, here’s the “hard way” to understand the Monty Hall Problem. A little math involved, but also the Back to the Future Time Machine!

The Monty Hall Problem Explained – The Easy Way

two goats, one eternal salvation.

There are a couple of ways to explain the Monty Hall Problem – the easy way and the hard way. I have to make cheesy potatoes, so the hard way comes tomorrow…

Math Crafts: Probability Earrings

MathFourProbabilityEarringsFI

Want to get your homeschool teenager to do probability? Try heading to the bead shop first. This video shows probability in action with a beautiful end result.

In How Many Ways Can You Solve the Thiagi Circles Jolt?

MathFourThiagiCirclesJolt

A fun puzzle from world famous Thiagi – and the number of different ways to solve it!

How to Calculate Permutations and Combinations

The two previous posts showed how to tell the difference between permutations and combinations and how to work with factorials. Now you’re ready to do some calculations!

Permutations and Combinations – How to Tell the Difference

Have you ever been told that “In permutations, order matters”? There are lots of permutation problems where there’s no ordering whatsoever. So how can you tell?!? Here’s how.

How to Pronounce n! and How to Use Factorials

You may have seen n! – and I don’t mean to scream the 14th letter of the alphabet at you. So what the heck are factorials and why do you ever need to learn them? (Guess what – the answer is in this post!)

Performance Optimization WordPress Plugins by W3 EDGE