Scatter diagrams are used to explore patterns between two sets of data. The table shows the results of eight students' maths and science marks in an assessment. Construct a scatter graph that ...

A line of best fit is usually drawn on a scatter diagram. It's drawn so that the points are evenly distributed on either side of the line. There are various methods for drawing this 'precisely' but ...

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). A line of best fit is a form of regression analysis that shows the relationship ...