Despite the chant that correlation is not causation, some researchers believe the design of scatter plots nudges us to the wrong conclusions. Can a change in their design lessen that risk? Analyzing ...

Two columns or rows of data in Microsoft Excel may contain useful information, but you'll just have a set of numbers. You can give spreadsheet viewers a graphical representation of those numbers by ...

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 ...

The interactive PLOT statement available in PROC REG enables you to look at scatter plots of data and diagnostic statistics. These plots can help you to evaluate the model and detect outliers in your ...

So, you want to know how to create a scatter plot in Excel. Chances are, you probably already know what the term means, but given Microsoft Excel’s arsenal of options packed into each tab, getting ...

Before I started playing Guess the Correlation, I didn’t expect to spend an hour of my Easter weekend obsessing over an 8-bit video game, much less one based on something that many scientists do every ...

In addition to using the shape, size, and color attributes to control the markers, you can specify a categorical variable whose values control these marker characteristics. To do so, use the ...

The graph is a scatter plot, entitled "Rainfall and Plant Growth." The horizontal X axis shows Average Rainfall ranging from zero to four thousand, in units of millimeters per year, in increments of ...