Python allows free creation of plots, unlike expensive, stagnant graphing calculators. Import NumPy and Matplotlib for basic linear and polynomial plots in Python. Seaborn lets you make ...

Ease of Use: Python libraries often come with extensive documentation and examples, ... all within the Excel grid. Python in Excel is revolutionizing the way data analytics is conducted.

In Creating More Effective Graphs, I show the following example where grid lines are used for visual reference. The grids help to compare the relative locations on the different panels.