Tagged: statistics

Now everyone’s a statistician. Here’s what armchair COVID experts are getting wrong - COVID-19

Guest Author Sep 14, 2020

Jacques Raubenheimer, University of Sydney If we don’t analyse statistics for a living, it’s easy to be taken in by misinformation about COVID-19 statistics on social media, especially if we don’t have the right context. For instance, we may cherry pick statistics supporting our viewpoint and ignore statistics showing we are wrong. We also still need to correctly interpret these … Read More

Education departments are weird - The Dismal Science

Eric Crampton Aug 11, 2020

So our Joel Hernandez has completed some more work on what’s all going on in New Zealand’s school system and an Auckland Uni education prof is mad about it.  Oh well. Joel’s long term project has been to look at differences in outcomes across students and schools, using the administrative data held in the StatsNZ data lab … Read More

Just how widespread is Covid-19 in people with no symptoms? - Infectious Thoughts

Siouxsie Wiles Apr 22, 2020

Did you hear about the testing of the general population in Iceland for Covid-19 that found that half of the people who tested positive didn’t have any symptoms? When I heard that, the first thing I thought was: shit, there are heaps of people walking around spreading Covid-19! And they don’t even know it, aaargh! I had a similar … Read More

Counting Barretts - Physics Stop

Marcus Wilson Oct 23, 2019

Just in case you don’t have a seven-year-old boy in your house (in which case this will be obvious) a well-known brand of breakfast cereal here in NZ is currently coming with All-Blacks stats cards. Perfect for finding out your favourite rugby player’s height, number of caps, and how much they can eat for breakfast. Buy a family pack and … Read More

The IDI and government data linking - The Dismal Science

Michael Reddell Oct 09, 2018

Browsing on The Treasury’s website the other day, it was the title that caught my eye: “Talkin’ about a revolution”.   I’m rather wary of revolutions.  Even when –  not always, or perhaps even often –  good and noble ideas help inspire them, the outcomes all too often leave a great deal to be desired.   There are various, … Read More

April ’18 – NZ blogs sitemeter ranking - Open Parachute

Ken Perrott May 01, 2018

I notice a few regulars no longer allow public access to the site counters. This may happen accidentally when the blog format is altered. If your blog is unexpectedly missing please check this out. Send me the URL for your site meter and I can correct the information in the database. Similarly, if your blog data in this list seems out … Read More

Anti-fluoridationist Paul Connett misrepresents NZ data - Open Parachute

Ken Perrott Apr 12, 2018

Here is another post in my series critiquing a PowerPoint presentation of Paul Connett – a leading US anti-fluoridation activist. Slide 110 from Paul Connett’s presentation prepared for his planned meeting at Parliament Buildings last February. Paul prepared this for a meeting in New Zealand Parliament buildings last February. Although only three MPs turned up his presentation is important as it … Read More