A marine biologist is researching the growth rate of juvenile triploid rainbow trout at a commercial fish farm. The hatchery manager has provided a digital register of all 320 tagged trout currently held in Tank C.
Explain how the biologist could use a random number generator to select a simple random sample of 25 trout from Tank C for detailed measurement.
Practise AQA A Level Psychology Scientific processes with exam-style questions for A Level Psychology. 100 questions, matched to the AQA A Level Psychology (7182) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.