9709/62

Mathematics 9709/62May/June 2023

Cambridge A-Level · Probability & Statistics 2 · worked solutions for every part, with the mark scheme

7
questions
50
marks
75
minutes

Topics Sampling and Estimation · The Poisson Distribution · Hypothesis Tests · Linear Combinations of Random Variables · Continuous Random Variables

Q13MSampling and EstimationFree sample

In a survey of 200 randomly chosen students from a certain college, 23% of the students said that they owned a car.

Calculate an approximate 93% confidence interval for the proportion of students from the college who own a car.

The rest of this paper

6 more questions
  • Q2The Poisson Distribution5M
  • Q3Sampling and Estimation · Hypothesis Tests8M
  • Q4The Poisson Distribution · Linear Combinations of Random Variables10M
  • Q5Linear Combinations of Random Variables11M
  • Q6Hypothesis Tests5M
  • Q7Continuous Random Variables8M
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