In the worksheet shown, we have a list of values in column C. The goal is to dynamically average the last n values using the numbers in cell E5 for n. Since the list may grow over time, the key requirement is to average amounts by position....Read more
The LET function lets you define named variables in a formula. There are two primary reasons you might want to do this: (1) to improve performance by eliminating redundant calculations and (2) to make more complex formulas easier to read and write. Once a variable is named, it can...Read more
How to keep random numbers from changing in Excel? 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...Read more
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