Game. Tina also worked out the total number of points scored by the 16 students in the
Here is her working.
(0 x 1) + (1 x 3) + (2 X 5) + (3 x 4) +(4 x 3) = 1 + 3 + 10 + 12 + 12 = 38
Tina made a mistake in her working to find the total number of points scored.
(b) Describe the mistake that Tina made.