Plot points with coordinates where \(x\) and \(y\) are equal. Three points are sufficient, but more can be plotted. Draw a line through the plotted points. If \(x\) is positive, \(y\) is negative.

Keywords mathematical line graph, statistical graphs, variables, distance, time, ordered pairs, linear relationship, first-degree equations, coordinate axes, constant terms, coefficients Email us ...

The 'line of best fit ... the scatter points on a graph. The closer the points are to the line of best fit the stronger the correlation is. This scattergraph shows a positive correlation.