Excel has SumIf and CountIf, but no AverageIf. However, with a little array magic, you can get Excel to average values, conditionally.

Microsoft Excel's new dynamic array functions make complex calculations easier than ever before.

Functions of Different Categories in Excel. To analyze your company's payroll expenditures, you might create an Excel spreadsheet and use some of the functions in the Financial or Math ...

The SEQUENCE function generates a sequence of numbers in an array. This is quite handy for creating dynamic lists, generating dates, and automating repetitive tasks.