When it’s too hard to count ’em up and too much time to calculate, it’s time to guesstimate the answer. I use this technique all the time to “ball park” my answer so I know if I’ve made a mistake…
Guesstimations
Category: Statistical Stuff
Factorials
If I said “3!“, would you think the 3 is really excited, or that you have to shout the number? In fact, it’s a mathematical operation called factorials, and boy are they fun! They may seem complicated at first, but…
Probability
In math, probability is how likely it is that something will occur (or not). Probability is expressed from a range from 0 to 1. A probability of zero means that a thing will definitely not happen – it’s impossible. But…
Three Doors
Imagine that you are on a game show with a chance to win a car. There are three doors and the car is behind one of them. You just have to choose the correct door! You can use probability to…