No graph needed (probably) | Musings on Education

From the educational welfare officer in a school: (fuzziness is from the original)

With the helpful commentary:

“It clearly shows that those students with attendance rates below 85% achieved far fewer GCSE’s at grades A to C than those with regular attendance.” -mmMMM

Firstly, pedant mode – This is an awful chart – badly executed and the legend:

What if my attendance was 85% — which box do I go in? Basic rules of labelling — make sure your chart actually says what you think it does.

Sticking to my rules about horizontal axes showing numerical, not categoric data: (I…

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