By dividing (/) the running total by the sequence number, Excel returns the average of all the values from the start to the ...
Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.
It's marginally more efficient: While the difference is negligible, the double-unary operator can be more efficient in extremely large workbooks. When you use *1 or +0, Excel must process this as a ...