Context for question 3
On a particular day, the times taken to travel to Meriday college by 150 students are recorded, correct to the nearest minute. These times are summarised in the table.
| time, in minutes | 5 – 9 | 10 – 14 | 15 – 19 | 20 – 29 | 30 – 39 | 40 – 49 | 50 – 59 | 60 – 79 |
|---|---|---|---|---|---|---|---|---|
| frequency | 4 | 11 | 14 | 26 | 48 | 28 | 15 | 4 |