Quartiles are the values that divide a data set into quarters: Put the values in order Divide the list into four equal parts The Quartiles are at the divisions The interquartile range shows the range ...

Julie Young is an experienced financial writer and editor. She specializes in financial analysis in capital planning and investment management. Khadija Khartit is a strategy, investment, and funding ...

Bar Chart: a chart with horizontal bars that show frequencies or percentages for the categories. It is a graphical equivalent of a summary table. Chartjunk: a chart that has unnecessary details. It ...