One of the most basic things students do in a physics lab is to collect data and use that to build a model. Most of these models come in the form of a mathematical function. But here is the problem.

There are lots of ways to share results of your R analysis: Word documents, interactive apps, even in the body of an email. But sometimes, you want a slide presentation. It’s easy to generate a ...

If you're trying to convince your boss of a point, make sure to show her a graph. Because, as a new study from Cornell researchers Aner Tal and Brian Wansink suggests, people are more likely to ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

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 ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Erika Rasure is globally-recognized as a ...