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Warning: Avoid These Pitfalls When Calculating Deltas

A delta calculates the difference between two values. Deltas help us compare data, such as how revenue last year compares to this year, or how projected costs compare to actual costs. While calculating a delta appears easy, there are pitfalls you need to avoid and...

Highlight only items over a threshold

Thresholds, a value above or below which data items are considered abnormal or out-of-range, are often used to identify items of interest in a data set. While you can apply a filter to see only those elements above a threshold, often it is useful to see which elements...