How to Make a Curved Graph on Excel. Microsoft Excel 2010 has the ability to smooth the line between data points on a graph to create a curved graph. However, you do not see this option when you ...

It could also be plotted as segments along a line. Wind speed and direction is often shown as a radial graph. Radial graphs can show lots of different data and do not have to involve compass points.

An equation of the form y = m x + c where m and c are numbers, gives a straight line when values of x and corresponding values of y are plotted on a grid. A straight line is a linear graph. A ...