Uncategorized

Making a problem harder to make it easier

I had this tweet appear in my timeline Okay, the top answer to this turns out to be incredibly interesting: https://t.co/rcMcmTEQ87 pic.twitter.com/Pl8wFfgOfy — Clive Thompson (@pomeranian99) August 7, 2017 Which links through to a quora discussion about the internet formulation of z/(x+y) + y/(x+z) + x/(y+z) = 4 and an example image of With the… Continue reading Making a problem harder to make it easier

Uncategorized

Births again

Since I had previously played with NZ birth data, so had a bunch of code lying around https://thoughtfulbloke.wordpress.com/2016/05/21/new-zealand-births-and-friday-the-13th/ and Scientific America published some visualisations https://blogs.scientificamerican.com/sa-visual/why-are-so-many-babies-born-around-8-00-a-m/ I thought I would match the time of year visualisation with the New Zealand data Because New Zealand has opposite seasons, but a seasonality that is more similar to the… Continue reading Births again

R · Uncategorized

A modest proposal- coloured confidence intervals

I am of the opinion that confidence intervals should be shown as a range, and coloured/ shaded bands are a good way to show it. They are a probability distribution after all (but you can’t make histogram because it disappears to invisibility after 3 sigma, so bands seems the best plan). Admittedly, I am trying… Continue reading A modest proposal- coloured confidence intervals

New Zealand · R

What is orange and been in the news

Carrot prices http://www.stuff.co.nz/business/90367412/a-kilogram-of-carrots-costs-over-a-dollar-more-than-last-year Looking at both the raw (so to speak) and seasonally adjusted figures, it looks to me like carrots, as the most extreme difference, got a discussion in the press release, but there is more of a steady upward creep in prices generally. The released figures go to the Fruit and Vegetable level,… Continue reading What is orange and been in the news