Read Part I, Part II Part III This brings us to the second reason for measuring model goodness. Or rather an incorrect implementation of it. A lot of folks announce…

Read Part I Part II What we're after is a score that calculates how close a prediction is to its eventual observation when the prediction is a probability. Now there…

A reader writes: I am a fairly new reader of your blog, coming from WattsUpWithThat and reading with delight and frustration your thoughts on statistics and climate. I have a…

You create a model which predicts the sun will rise in the west. The sun fails to cooperate and rises in the east. Do you: Admit failure and return your…

This post is one that has been restored after the hacking. All original comments were lost. Far be it for Yours Truly to disagree with a peer-reviewed study. It must…

This post is one that has been restored after the hacking. All original comments were lost. I have no idea what the answer to that question is. And I doubt…

This post is one that has been restored after the hacking. All original comments were lost. Everything that can go wrong with a time series analysis has gone wrong with…