Note the column name, mpg, is unquoted. That feature hasn’t been handy, though, if you want to write your own R functions using the tidyverse. That’s because base R functions usually need ...

Learn how to use Excel’s TREND and FORECAST functions to predict future values based on existing data. These functions are essential for data analysis and forecasting trends.

Capture relationships between data sets by graphing linear equations in Microsoft Excel 2007. Linear equations allow you to predict values within your data set and view the overall trend.

It’s widely used and appreciated because it makes it fairly easy to graph linear functions by easily identifying the y-intercept as a point to start your graph and then using the slope to determine ...

For example, teachers could review the basics of linear functions and how to plot them on a graph right before introducing slope-intercept form.

How to Use Trig Functions in Excel. Excel has built-in functions for sine and cosine, the two core trigonometric functions, and for hyperbolic sine and hyperbolic cosine, their hyperbolic ...

Christophe P. Basso has written a new book: Linear Circuit Transfer Functions—An Introduction to Fast Analytical Techniques.

How can the tiniest particles and the vast structure of the universe be explained using the same kind of mathematics? This puzzle is the focus of recent research by mathematicians Claudia Fevola ...