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 ...

Q. As a conclusion to each project, we evaluate our project time and cost estimates for accuracy. Obviously, underestimating is a problem, but over-estimating is also a problem that leads to ...

Excel offers many different chart types—including column and bar graphs—to present your data. However, you don't have to settle for the preset column and bar layouts. Instead, you can swap these for ...

Microsoft Excel can perform numerous statistical functions, as well as create charts from statistical data. Statistical data includes numeric variables or word variables, also called categorical ...

Q. My supervisor wants me to include more data visualizations in my projects. Do you have any suggestions? A. Data visualization transforms raw data into graphical representations, making complex ...

Documenting 3D printing data reveals trends, helps with budgeting, and boosts confidence in the printing process. Analyzing printing data saves time and money, aids in spotting patterns for supply ...

If you use Microsoft Excel regularly for studying or work that requires a spreadsheet to be filled with data-driven information, then you know it can be quite difficult and time-consuming to decipher ...

Microsoft Excel can present two series of data points together on the horizontal axis, but if the number scale for each series dramatically differs, the data will not be readable. Using a two-sided ...

Bar graphs are graphical representations of statistical data in the form of strips or bars. This allows viewers to understand the difference between the various parameters of the data at a glance ...

It's time to dump the pie charts and move to donuts or even waterfalls to show off your data in ways people can better grasp. Have you noticed that people groan when you pop open a spreadsheet to ...

Tired of erasing holes in your graph paper or having to start over from scratch? Here's an easy way to create your own custom graph paper in Excel. This past week, I started mapping out new flowerbeds ...