ofsted forum oct_15_2014
DESCRIPTION
Lies, Damned Lies, and Ofsted's Pseudostatistics. Slides from a presentation given at a joint National Union of Teachers (NUT) - University and College Union (UCU) forum on October 15 2014. Speaking alongside Kevin Courtney (NUT, @cyclingkev) and Nadia Whittome. See also http://physicsfocus.org/lies-damned-lies-ofsteds-pseudostatistics/TRANSCRIPT
Philip MoriartySchool of Physics & Astronomy
University of Nottingham
[email protected]@Moriarty2112
www.nottingham.ac.uk/physics/research/nano
Lies, damned lies, and Ofsted’s pseudostatistics
The day job: Research
Condensed matter physicist Single atom/molecule
imaging and manipulation
Condensed matter physicist Single atom/molecule
imaging and manipulation
The day job: Research
The day job: Teaching
Measurements without uncertainties/error bars “not even wrong”
Not everything that counts…
http://quoteinvestigator.com/2010/05/26/everything-counts-einstein/
Beyond the ivory tower…
http://icingonthecakeblog.weebly.com/blog
WTF?!
Measuring success?
…and universities are no better.
The normal distributionThe normal distribution
But marks aren’t necessarily But marks aren’t necessarily normally distributed…normally distributed…
Consider
0, 50, 100
49, 50, 51
……and neither are many other and neither are many other things in lifethings in life
The central limit theoremThe central limit theorem
