Microsoft Excel, a spreadsheet and data analysis program, is available as a stand-alone program or as a component of the Microsoft Office productivity suite. Excel 2007 included a number of new ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. Last week’s post, “A Histogram is NOT a Bar Chart ”, explained that bar charts ...

Most business establishments readily accept business reports from Business Intelligence software, which displays them in a Funnel chart type, which is widely used for presenting sales data. Apart from ...