Summary  
This chapter explains how to use AND and OR functions to build compound logical tests by combining multiple conditions and nesting them within IF statements for customized results.

General domain of usage  
Spreadsheet data analysis

In this chapter, we're taking a look at **compound logical tests** using the `AND` and `OR` functions in Excel. 

These functions allow you to perform more **sophisticated logical tests** by combining **multiple conditions**. 

These tools are invaluable for **evaluating** multiple criteria **simultaneously**, making your data analysis more robust and comprehensive.

## Key Points
- Use the `AND` **function** to test if **all** conditions are met like this: `=AND(condition1, condition2,...)`;
- Use the `OR` **function** to test if **at least one** condition is met like this: `=OR(condition1, condition2, ...)`;
- **Combine** `AND` and `OR` functions with `IF` statements for **compound logical tests**.

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Combining AND & OR in Excel

Key Points

Combining AND & OR in Excel

Key Points