Have you ever found yourself staring at a spreadsheet, trying to make sense of all those numbers? Many face the challenge of transforming raw data into actionable insights, especially when it comes to ...

Please note: This item is from our archives and was published in 2021. It is provided for historical reference. The content may be out of date and links may no longer function. When teaching cost ...

Successful investing requires the ability to distinguish long-term trends from the short-term noise that moves stock prices on a minute-to-minute basis. One way to tune out the random oscillations and ...

KStat - the Kellogg Statistics package - was designed for classroom use at the Kellogg School of Management at Northwestern University. In its current form, it is "freeware", and may be used by anyone ...

If you use Microsoft Excel on a daily basis you will already know how much of a vital tool it is for spreadsheet data analysis and calculations. However there are several no-code tips and tricks you ...

Classification and regression trees are ideally suited for the analysis of complex ecological data. For such data, we require flexible and robust analytical methods, which can deal with nonlinear ...

Comparing regression coefficients between models when one model is nested within another is of great practical interest when two explanations of a given phenomenon are specified as linear models. The ...