Investors who read stock charts use moving averages, price action and volume signals to sell. Add to that toolbox a simple straight line.

A linear equation is drawn as a straight line on a set of axes. To draw the graph we need coordinates. We generate these coordinates by substituting values into the linear equation. STEP 1 - Draw a ...

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 ...

Microsoft Excel is designed to organize and interpret small and large amounts of data. Building a curved graph in Excel based on X and Y data points is fairly simple. You begin by adding the data ...

The “method of least squares” isn’t the only way to draw straight lines through data points. Most straight-line approximations for data points are found using the method of least squares. This method ...