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Microsoft will soon begin rolling out a new version of Office 365, called “Revamped,” to Windows, Mac and Linux users, which will bring new features, including a better drag-and-drop interface and improved integration with Office 365 apps.Microsoft is calling it a “major update” and has…

A number of readers have asked us how we define a regression.Regression is the measurement of the relationship between two variables, usually a time series.Regressions can be applied to data or to models, but in our example, we are interested in the relationship in time…