A student uses a millimetre ruler to measure the extension of a spring when a load is suspended from it.
The student repeats the investigation four times during a lesson, using the same equipment and method each time.
| Attempt | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| Extension (mm) | 14.2 | 14.4 | 14.3 | 14.3 |
Which option correctly describes the student's results?
Repeatable and precise
Repeatable and reproducible
Reproducible and accurate
Reproducible and precise