When analyzing grades (especially for a large class) the COUNTIF function in Excel can be extremely helpful. For example, suppose you have entered your final letter grades, and you need to report how ...
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Don't trust Excel's COUNTA function to count non-blank cells—here's a better method
Counting non-empty cellsThe COUNTBLANK-COUNTA conflict (and how to fix it)Summary: Choosing the right counting functionIn ...
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