At the core, this formula has a simple pattern like this:
=SUM(first:current)
Where "first" is the first cell in the Total column, and "current" is a reference to a cell in the current row of the Total column.
To get the a...Read more
The PIVOTBY function is designed to summarize data by grouping rows and columns. The result is a dynamic summary table created with a single formula. The result from the PIVOTBY function is similar to the output from a Pivot Table, but without formatting. The table returned by the PIVOTBY...Read more
Excel's random functions like RAND and RANDARRAY recalculate every time you edit your worksheet, making it impossible to maintain stable random results. This article shows you how to build a seeded random number generator using Excel's LAMBDA function, allowing you to generate reproducible...Read more
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