Trend lines are a type of regression analysis, which is a way to study the relationships between variables. In the context of small business, trend lines are often used to show sales trends and can be ...

Dealing with numbers, calculations, formulas, charts and other mathematical problems has been made easier by Microsoft Excel, one of the important applications in the MS Office suite. Basically this ...

Tools like Excel and Google Sheets are ubiquitous these days, and learning how to use them more effectively will quickly enhance your daily work. Alas, spreadsheets aren't always the easiest thing to ...

Learn how to type or insert the sum (Σ) symbol in Excel to make your spreadsheets cleaner and easier to read. Perfect for ...