Large datasets, ever-changing impromptu data requests, and multilayered reporting are absolute productivity killers if you have to tackle them by hand. Going hand-to-hand combat with one of these is not only time consuming, but it opens up the possibility of an untold amount of errors in your analysis. So how do you recognize when to use a pivot table before it's too late? Generally, a pivot table would serve you well in any of the following situations:
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