When multiple data variables are accommodated in a project, the time and spatial grids of those variables must be identical. As such, you must control the data other people enter. That’s when you need ...

Select all the relevant cells, and in the Data tab, click the main part of the split "Data Validation" button. Then, click ...

Your summarizations, analyses, projections, reports and so on, are only as good as your data. It’s important that you use every resource available to protect the validity of the data, which means you ...

While Microsoft Excel is one of the most powerful spreadsheet applications, it’s also the most intimidating tool in the Microsoft Office suite. If you’ve never used Excel before or are just a bit ...

Microsoft Excel’s Data Analysis Toolpak is an invaluable add-in for those who require complex statistical or engineering analyses. This powerful feature allows users to execute a variety of data ...