Edexcel S2 Specimen — Question 1

Exam BoardEdexcel
ModuleS2 (Statistics 2)
SessionSpecimen
TopicCentral limit theorem
TypeSampling distribution theory

  1. Explain what you understand by
    1. a population,
    2. a statistic.
    A researcher took a sample of 100 voters from a certain town and asked them who they would vote for in an election. The proportion who said they would vote for Dr Smith was \(35 \%\).
  2. State the population and the statistic in this case.
  3. Explain what you understand by the sampling distribution of this statistic.