Business Solutions Formulas and Functions with Microsoft® Office Excel 2007

Chapter 9. Working with Lookup Functions

IN THIS CHAPTER

• Understanding Lookup Tables 196

• The CHOOSE() Function 197

• Looking Up Values in Tables 200

Getting the meaning of a word in the dictionary is always a two-step process: First you look up the word itself and then you read its definition.

This idea of looking something up to retrieve some related information is at the heart of many spreadsheet operations. For example, you saw in Chapter 4, “Creating Advanced Formulas,” that you can add option buttons and list boxes to a worksheet. Unfortunately, these controls return only the number of the item the user has chosen. To find out the actual value of the item, you need to use the returned number to look up the value in a table.

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