8. Working with Logical and Information Functions

I mentioned in Chapter 6, “Understanding Functions,” that one of the advantages of using Excel’s worksheet functions is that they enable you to build formulas that perform actions that are simply not possible with the standard operators and operands.

This idea becomes readily apparent when you learn about functions that can add intelligence and knowledge—the two cornerstones of good business analysis—to your worksheet models. You get these via Excel’s logical and information functions, which I describe in detail in this chapter.

Adding Intelligence with Logical Functions

In the computer world, ...

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