Our post today is provided by Terry Oldberg, M.S.E., M.S.E.E., P.E. Engineer-Scientist, Citizen of the U.S. That’s a lot of letters, Terry! Oldberg joined our Spot the Fallacy Contest, which had been […]
How To Cheat, Or Fool Yourself, With Time Series: Climate Example
Update This post of such importance, that it remains on top today. See below for more comments. Presented for your satisfaction, a way to cheat either yourself or others using time series. […]
Bad Astronomer Does Bad Statistics: That Wall Street Journal Editorial
Remember when I said how you shouldn’t draw straight lines in time series and then speak of the line as if the line was the data itself? About how the starting point […]
Let’s Try This Time Series Thing Again: Part I
This series originally began 5 February 2012. Part I, II, III, IV, V. We’ve gone on and on about how to think about time series, but we are having trouble grasping some […]
Let’s Try This Time Series Thing Again: Part II
Part I, II, III, IV, V. Before us are the observations X1 to X156. Recall we are assuming that each of these X has been measured without any error. Given that we […]
Let’s Try This Time Series Thing Again: Part III
Part I, II, III, IV, V. The objection which will occur to those, Lord help them, who have had some statistical training is that “increased” means a combination of “linear increase” and […]
Let’s Try This Time Series Thing Again: Part IV
Part I, II, III, IV, V. We have before us X1 to X156. We started by assuming that something, called T, caused these data to take the values it did. We agreed […]
Let’s Try This Time Series Thing Again: Part V
Part I, II, III, IV, V. We started by assuming each X was measured without error, that each observation was perfectly certain. This is not always so for real X. It could […]
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