Minimize costs? Create a conference schedule with fewest early-morning sessions? In this excerpt from the book Data Smart, find out how to use Excel's free Solver add-in to do some data science ...

Excel can solve equations through several of its mathematical functions, but the single Excel tool that works on the largest variety of equations is the program's Solver Add-in.

Use Solver Add-in to solve equations in Excel. Based on your criteria solve equations easily and quickly using Excel with help of Solver Add-in.

Excel can solve for unknown variables, either for a single cell with Goal Seek or multiple cells with Solver.

Learn how to graph linear regression in Excel. Use these steps to analyze the linear relationship between an independent and a dependent variable.

Excel Add-Ins are applications written by independent programmers that provide enhanced capabilities for the primary software. Here's how to install, manage, and choose the best Add-Ins available.

Restaurants use linear programming for menu planning. It uses basic algebra to optimize meal production and thereby increase restaurant profits.