9709/52 · May/June 2024
Probability & Statistics 1 · 50 marks · 7 questions
- Question 15 marks
Geometric probabilities for repeated attempts.
- Question 25 marks
A biased coin and a choice of marbles, with a conditional probability.
- Question 36 marks
Normal distribution: a percentage above a value and a boundary value.
- Question 47 marks
Median and IQR from a stem-and-leaf diagram, box plots, and mean or median.
- Question 57 marks
Probability distribution, expectation and variance of the total of two coins.
- Question 610 marks
Binomial probabilities and the normal approximation to the binomial.
- Question 710 marks
Arrangements with repeated letters and restrictions, and a probability.