Intermediate November 2018 Unit 2 Q3
3. One day, Gwyn was asleep for 8 hours and awake for the remaining hours.
Draw an accurate pie chart to illustrate this information. [4]
Pie chart showing Gwyn’s sleeping and waking hours.
| Scheme | Marks | Comments |
|---|---|---|
| Correct pie chart showing two sectors with angles 120° and 240° | B3 | Allow ± 2°. If B3 not gained. \(\dfrac{8 \times 360}{24}\) OR \(\dfrac{16 \times 360}{24}\) M1 = 120(°) OR = 240(°) A1 Correct drawing of ‘their angle’ F.T. A1 (Possible M1A0A1 for incorrect calculation OR possible M1A1A0 for incorrect drawing) |
| Correct labelling. | B1 | For any diagram showing just two sectors with the largest sector labelled ‘awake’ and smallest sector labelled ‘asleep’. Allow equivalent unambiguous labels or key BUT NOT just 120(°) and 240(°) or just 8(hr) and 16(hr) |