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 ...

Excel spreadsheets can often contain large amounts of data ranging across broad categories. For example, a sales spreadsheet might record sales of products across multiple departments, or within ...

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 ...

Save time on status decks with a reusable Excel timeline chart. Data lives in a table, so new milestones update the timeline ...

There are 17 different types of charts in Excel, so it can sometimes be difficult to choose which one to use. In this article, we'll look at 10 of the most useful for your everyday data, and how to ...

Data drives smart decision-making in modern industries, but the old saying still holds true: “Garbage in, garbage out.” The quality and completeness of the data pulled for analysis play a huge role in ...

Follow the steps to make a Run Chart in Microsoft Excel: Run charts are used to monitor the performance of the process over time with a focus on process improvement; it displays the measurement of the ...