Logical relationships are based on principles of reasoning and inference. Determining the correct logical relationship involves evaluating the validity of arguments and identifying fallacies.

Learn to chart multiple data sets on one graph in Excel with this concise two-minute tutorial. Explore how to utilize more ...

This calculation can be used for hypothesis testing in statistics Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive ...

Freeze Panes in Excel solves this problem completely. It locks specific rows and columns in place so they remain visible no matter where you scroll. To set it up, go to the View t ...

The key is to balance offense and defense. by Leandro DalleMule and Thomas H. Davenport More than ever, the ability to manage torrents of data is critical to a company’s success. But even with the ...