Functions are ongoing business activities such as sales, manufacturing and IT. A function has no end or beginning: Individual sales calls start and finish, but the sales function continues as long as ...

To kick things off, let’s explore how to perform essential calculations like determining the total salary and headcount by department. This is where functions such as `COUNTIFS`, `SUMIFS`, and ...

The need to combine likelihood information is common in analyses of complex models and in meta-analyses, where information is combined from several studies. We work to first order, and show that full ...