Last week I was being interviewed by a journalist about Business Analytics amongst other things. I found myself speaking about the perils faced in extrapolation that are significantly less scary when merely interpolating.
Serendipity had led to the following cartoon appearing on the web-site of that doyen of scientific humour Randall Munroe, namely xkcd.com.
I’m sure this drawing must have appeared on some other BI blogs, but what the hell, it merits posting again in my opinion.