An airport has records for 315 passengers who used a particular flight route last month. The airport manager wants to find out what the passengers think about the check-in process.
Explain how the manager can select a sample of 21 passengers using systematic sampling.
23 exam-style questions on Edexcel AS Level Maths Data Collection, covering 1.1 Populations and Samples, 1.2 Sampling, 1.3 Non-Random Sampling, 1.4 Types of Data, and 1.5 The Large Data Set. Each one has a worked solution and a mark scheme showing where the marks go.