9709/61

Mathematics 9709/61October/November 2015

Cambridge A-Level · Probability & Statistics 1 · worked solutions for every part, with the mark scheme

7
questions
50
marks
75
minutes

Topics Discrete Random Variables · The Normal Distribution · Representation of Data · Permutations and Combinations · Probability

Q14MDiscrete Random VariablesFree sample

In a certain town, 76% of cars are fitted with satellite navigation equipment. A random sample of 11 cars from this town is chosen. Find the probability that fewer than 10 of these cars are fitted with this equipment.

The rest of this paper

6 more questions
  • Q2The Normal Distribution4M
  • Q3Representation of Data6M
  • Q4Representation of Data · The Normal Distribution7M
  • Q5Permutations and Combinations9M
  • Q6Probability · Discrete Random Variables9M
  • Q7Probability · Permutations and Combinations · The Normal Distribution · Discrete Random Variables11M
Loading the full paper…