Jonatan Silva

Learn what the cost of equity is, how to calculate it with the CAPM and dividend capitalization models, and how it compares with the cost of debt.

Learn how Excel notes differ from threaded comments, and how to add, edit, view, resolve, and delete comments and notes in Excel for Microsoft 365.

Learn what data collection is, its main types and methods, and how to compare 25 data collection tools, from Google Forms and Typeform to Sheetgo.

Learn how to insert multiple rows in Google Sheets with the Insert menu, the right-click menu, the Add button, and keyboard shortcuts.

The rule of 72 estimates how many years an investment takes to double. Learn the formula, work through examples, and adjust it for inflation and taxes.

Learn the 4 Ps of marketing (product, price, promotion, and place), how they work together, and how to use them in your marketing strategy, with examples.

See 8 Tableau dashboard examples for sales, marketing, HR, finance, and more. Learn the components, best practices, and advanced features of Tableau dashboards.

Learn how to use Google Sheets: create a spreadsheet, format cells, write formulas, share your work, and extend it with add-ons.

Learn how RANDBETWEEN Google Sheets formulas return random whole numbers between two bounds, and when to use RAND or RANDARRAY for decimals.

Learn what data cleaning is, why it matters, and how to do it. Compare data cleaning techniques, best practices, examples, and 10 popular tools.