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I can do this creating a new column B where =POWER(A1, 10) and then I get the result with =AVERAGE(B1:B2). But how to do that without a new column?

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up vote 3 down vote accepted

You can use an array formula to do this. Let's say your numbers to set to a power are in cells A1 to A9, you can find what you want by entering the following formula into a cell:


When you are done entering the formula, you need to press Ctrl+Shift+Enter to enter it as an array formula.

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The only problem is that empty lines aren't ignored – Jader Dias Jul 29 '11 at 15:58

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