If you just average all call lengths, you might get some value like 90 seconds. You have the call log from last month and you want to know how long customers talk to your representatives. Let’s say you run a customer care center. Histogram chart shows distribution of data by grouping it in to bins (range of values). Sounds interesting? Let’s get started then. Creating histograms in old Excel (2013 or earlier versions).
Let’s learn all about histograms and Pareto charts in Excel 2016. Time for some statistics and charting fun.
