Foundation November 2022 Unit 1 Q22
22. Samira has a dice. Its faces are numbered 1 to 6.
She wants to know whether her dice is biased or not.
Samira rolled this dice 300 times.
Her results are shown in the table below.
| Number shown on dice | 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|---|
| Frequency | 65 | 40 | 52 | 10 | 23 | 110 |
The relative frequency of throwing a 5 is \(\dfrac{23}{300}\).
What is the relative frequency of throwing a 2?
Give your answer as a fraction in its simplest form. [2]
| Scheme | Marks | Comments |
|---|---|---|
| \(\dfrac{2}{15}\) | B2 | For B2, the answer must be in its simplest form. Award B1 for sight of \(\dfrac{40}{300}\) or equivalent |