An Excel pie chart displays categories ... category makes to the total figure and a correlation of those categories. As an example, you might create a pie chart to view the allocation of ...

Leslie Kramer is a writer for Institutional Investor, correspondent for CNBC, journalist for Investopedia, and managing editor for Markets Group. Correlation measures the linear relationship ...

But what if you want to create a correlation matrix across a range of data sets? To do this, you need to use Excel's Data Analysis plugin. The plugin can be found in the Data tab, under Analyze.