Posted inPhilosophy Statistics
The Alternative To P-Values
I apologize for the abruptness of the notation. It will be understandable only to a few. I don't like to use it without sufficient background because the risk of reification…
Posted inPhilosophy Statistics
Everything Wrong With P-Values Under One Roof
Update 8 January 2019. This post has been superseded! There is an official paper of this material, greatly expanded and vetted. SEE THIS NEW POST. THE NEW PAPER: Here is…
Posted inStatistics
How To Mislead With P-values: Logistic Regression Example
Today's evidence is not new; is, in fact, well known. Well, make that just plain known. It's learned and then forgotten, dismissed. Everybody knows about these kinds of mistakes, but…
Posted inStatistics
Drug Companies Tweaking Results To Produce Publishable P-values?
A person who Nature is calling a "whistle blower" has written a brief confessional in the British Medical Journal admitting to what might be termed statistical fiddling at a "major"…
Posted inPhilosophy Statistics
Another Reason To Abandon P-values; Or Another Way To Cheat
If you're a scientist, soft or hard, who routinely uses statistics, it's likely that your funding, and therefore your career, the very wellness of your being hinges on discovering statistically…
Posted inStatistics
Epidemiology, Causality, And P-Values: Part II
Be sure to read yesterday's post first. One of the screwy consequences of classical statistics is that my odd sample (mixing babies and the patients from the brain cancer ward)…
Posted inStatistics
Epidemiology, Causality, And P-Values: Part I
A standard epidemiological study goes like this: people who have been "exposed" to some thing, say, cell phone radiation, are examined to discover whether or not they have some malady.…
Posted inStatistics
Sweet Wee Ps Say Sugar Makes You Lose Your Mind
Reminder: no Class until after Labor Day. Headlines blared that children growing up when the UK rationed sugar, a severe act resulting from one of their many wars, caused these…