Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Graphing variables is a critical skill in science. If something depends on something else – like the speed of sounds depends on air density, or the surface gravity of an object depends on its size – ...

Different types of graphs and charts are needed to present results from experiments. Graphs and charts need to be drawn and labelled correctly. Use patterns in the data to reach a conclusion in an ...

Since we're discussing old Mac apps, does anyone have a copy of a graphing calculator application from Harvard University, circa 1989? It was standard issue for Math 21a, Multivariable ...