Welcome to week 7 - part of the 60 day information management refresher course from the CORTEX.
Week 7, Day 1
Theme: The S Word
Week 7, Monday
This week's theme is statistics - yes, the dreaded S word. This is what is at the heart of the mechanics of analysis. So assuming that you have a reasonable grounding in basic stats, this week we will look at some of the current issues raised when stats is applied in the real world.
WATCH Today's task: Dance of the P Values
10 minutes
YouTube video by Emeritus Professor Geoff Cumming, Statistical Cognition Laboratory, School of Psychological Science at La Trobe University, and author of 'The New Statistics' book published in 2012 by Psychology Press and Routledge, and the free software package 'ESCI' (“ESS-key”, Exploratory Software for Confidence Intervals) running under Microsoft excel.
Key takeout: This video's message is to highlight how commonly accepted techniques can mislead. To me it is the analysts responsibility to choose the most appropriate measures and not just to frame outcomes as favourably as possible. In the short-term you may gain, but beyond that you will lose every time.
As always, comments, questions and ideas are all welcome.
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