November 13, 2006

Hinterlaces/ND Three Day Moving Average

Quico says: I'm annoyed that Noticiero Digital is publishing day-by-day results for the Hinterlaces phone tracking poll. The better way to do it is to report three day moving averages. That way you triple the sample size and iron out much of the random variability. So I re-did their chart, using a simple average of the previous three days' results. The trends are much easier to see this way:

Note: Standard caveats apply (i.e. watch the trends, not the levels.)