The table records the midday temperature and the number of cups of hot chocolate Natcha sells on each of ten days.
(a)[2]
Finish the scatter diagram. The first $5$ points have already been plotted for you.
(b)[1]
Describe the link between the midday temperature and the number of cups of hot chocolate Natcha sells.
(c)[2]
Use a line of best fit to estimate how many cups of hot chocolate were sold when the midday temperature is $17^\circ\text{C}$.
Worked solution & mark scheme
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Scatter diagram completed correctly” …
- Full mark scheme, point by point
- Step-by-step worked solution
- Write your answer & get it marked instantly by AI