MATHEMATICS · Multi-part · AP · AP Statistics · Collecting Data · Collecting Data
Problem
An annual dog show averages 3540 visitors. The catering manager is conducting a survey to investigate the proportion of visitors who will spend more than €20 on food and drinks at the show. He decides to survey the first 40 people through the gate.
(1) Identify the sampling method used.
(2) Discuss any problems with the sampling method.
(3) Suggest a better sampling method that includes a suitable sample size and which better represents the population.