A stats cat in a square?

On Twitter a couple of days ago, I saw a tweet suggesting that if you mark out a square on your floor, your cat will sit in it.   Nobody has had a more productive day than my mother pic.twitter.com/LK6KX9KM1x — Danielle Matheson (@prograpslady) April 10, 2017 Since I happen to have a floor, a […]

How many of my emails will get rolled up this week?

At the start of the year I started using a service call unroll me with my gmail account. It allows you to wrap up regular or subscription emails into one daily email digest. It takes a number of months to setup the service to capture all your regular or subscription emails, but I have found it […]

Probability teaching ideas using simulation

This post provides some teaching examples for using an online probability simulation tool. It’s a supplement to the workshop I offered for the NZAMT 2015 conference. Probability simulation tool I recently developed  a very basic online probability simulation tool . I wanted a simulation tool that would run online without using applets or flash (tablet compatible). I also wanted […]

Statistics lesson starter: Is this really surprising?

A supermarket is running a promotion. For every $20 you spend, you will receive one domino. There are 50 dominoes to collect. I received 10 dominoes for my last shop and was surprised to find that all 10 dominoes were different. Should I have been surprised? Explain 🙂   Update after some more shopping…

Statistics teaching ideas based on ….. the alphabet!

This post focuses on randomness, simulations and probability. 10 quick ideas…… Choose five letters (e.g. A, B, D, N, U) and display these together. For the rest of these ideas to work, choose letters that can go together to make three letter words (avoid certain words!). Ask students to randomly select one of the letters and […]