In math and statistics, you may occasionally need to calculate the slope of a line generated by coordinates in the (x,y) format. The slope is a value that indicates the rate at which the y value of a ...

Excel is a spreadsheet program that allows users to enter data into cells, perform calculations, and format the data visually, and is popular amongst both business owners and casual users. One of the ...

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We all know that Excel can make some gorgeous charts and graphs, but if you are like 30 Rock's Liz Lemon and don't know your scatter plot from your triangle graph ("I don't know. It sounded real!"), ...

To create a double bar graph, you need to have two sets of data. These sets could represent anything from the number of hours you’ve spent studying compared to the number of hours you’ve spent doing ...