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Initial adventures in Stickland
This post provides the notes for a workshop I ran at the Otago Mathematics Association (OMA) Conference about using data challenges to encourage statistical thinking. Until last week, I had never...
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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...
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It’s raining cats and dogs (hopefully)
In April 2017, I presented an ASA K-12 statistics education webinar: Statistical reasoning with data cards (webinar). Towards the end of the webinar, I encouraged teachers to get students to make...
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Helping students to estimate mean and standard deviation
Estimating the mean and standard deviation of a discrete random variable is something we expect NZ students to be able to do by the time they finish Year 13 (Grade 12). The idea is that students...
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What’s going on, what’s going on?
For many high school teachers here in New Zealand, the teaching year is over and it’s now a six-week summer break before school starts again next year. Despite the well-deserved break, some teachers...
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Secret statistical snowflakes
Want to make some awesome gift tags/labels for Christmas or holiday-related presents? Here’s a fun little statistical art project. Write whatever words you want in the app below, create some secret...
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Visualising bootstrap confidence intervals and randomisation tests with VIT...
Simulation-based inference is taught as part of the New Zealand curriculum for Statistics at school level, specifically the randomisation test and bootstrap confidence intervals. Some of the reasons...
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You say data, I say data cards …
This long weekend (in Auckland anyway!), I spent some time updating the Quick! Draw! sampling tool (read more about it here Cat and whisker plots: sampling from the Quick, Draw! dataset). You may need...
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Upcoming workshop: Using R to explore and exploit features of images
If you’ve been keeping track of my various talks & workshops over the last year or so, you will have noticed that I’ve become a little obsessed with analysing images (see power of pixels and/or...
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Recently I’ve been developing and trialling learning tasks where the learner is working with a provided data set but has to do something “human” that motivates using a random sample as part of the...
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Go big or go home!
On Tuesday, my good friend Dr Michelle Dalrymple won this year’s Prime Minister’s Science Teacher award. It was so great to be able to fly down to Christchurch with Maxine Pfannkuch to watch the live...
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An example of an experiment conducted online using the random redirect tool...
A few years back, I created the first version of the random redirect tool that now lives at allocate.monster. I developed the tool to support New Zealand statistics students to conduct...
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