The equation of the line of best fit for a set of data is \(w = 1.5h - 170\). Use this equation to obtain an estimate for the weight of Louise, who is 156 cm tall. Answer ...

I’m sure most of us have experience in drawing lines of best fit, where we line up a ruler, think “this seems about right”, and draw some lines from the X to the Y axis. In a room full of people, ...

Draw a straight line up from \(148\, cm\) on the horizontal axis until it meets the line of best fit and then along until it meets the vertical axis. Katie weighs approximately \(52\, kg\).