4MA0 Higher January 2016 Paper 4 Q4
4 Karen has a spinner.
When the spinner is spun once, the probability that it will land on yellow is \(\dfrac{2}{5}\)
Karen spins the spinner 30 times.
Work out an estimate for the number of times the spinner lands on yellow.
(2)
| Scheme | Marks |
|---|---|
| \(\dfrac{2}{5} \times 30\) or 0.4 × 30 | M1 |
| 12 | A1 |
| (2) |
Notes
A1: (an answer of \(\dfrac{12}{30}\) gains M1 only)