Whether working with a team or alone, you need to maintain a project’s schedule. One tool that can keep you on track is a burndown chart created in Microsoft Excel. These are line charts that compare ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

A date-and-cost line chart tracks a commodity's changing price over time. Economists use such diagrams to display broad market trends and predict future prices. Businesses that restock continually use ...