Follow-up could ask for tangent at that point or intersection with a line.
Mean ± 1 s.d. = ( 15 \pm 2.58 ) → interval (12.42, 17.58) Marks inside: 13, 14, 15, 15, 16, 17 → 6 students [ P = \frac{6}{10} = 0.6 ] 1990-hl-gen maths 05
In the early 1990s, the "General Mathematics" or "Pure Mathematics" curriculum for Higher Level students was designed to bridge the gap between secondary education and university-level engineering or science courses. This period emphasized: Follow-up could ask for tangent at that point