Foundation June 2022 Paper 2R Q16
16 The table shows information about the number of mobile phones owned by each of 40 families.
| Number of mobile phones | Frequency |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 12 |
| 3 | 9 |
| 4 | 11 |
| 5 | 2 |
For the information in the table,
(a) write down the mode, (1)
(b) work out the mean. (3)
| Scheme | Marks |
|---|---|
| 2 | B1 |
| (1) |
Notes
B1: Do not allow 12
| Scheme | Marks |
|---|---|
| e.g. 0 × 1 + 1 × 5 + 2 × 12 + 3 × 9 + 4 × 11 + 5 × 2 (= 110) or 0 + 5 + 24 + 27 + 44 + 10 (= 110) | M1 |
| e.g. “110” ÷ 40 | M1 |
| 2.75 | A1 |
| (3) | |
| (4 marks) |
Notes
M1: for at least 4 correct products with intention to add
A1: oe
If no other marks awarded, award SC B1 for an answer of 2.775