Skip to content

Course home

2.3 M: Probability

2.3 M: Probability

EasyMediumHard
123456789101112131415161718192021222324252627282930313233343536373839404142
Question 5

The events A and B are such that P(A)=0.3P(A) = 0.3P(A)=0.3, P(A∪B)=0.7P(A \cup B) = 0.7P(A∪B)=0.7. Find

a.

P(A′∩B′)P(A' \cap B')P(A′∩B′)

[2]
b.

P(A′∩B)P(A' \cap B)P(A′∩B)

[2]
c.

Given also that the events A and B are independent, find P(B)P(B)P(B)

[4]
d.

P(A′∪B′)P(A' \cup B')P(A′∪B′)

[2]
Markscheme

2.3 M: Probability Questions

  1. A Level
  2. /Maths
  3. /2.3 M: Probability

198 exam-style questions on AQA A Level Maths 2.3 M: Probability, covering 2.3.1 Mutually exclusive and independent events, 2.3.2 Conditional probability (A-level only), 2.3.3 Modelling with probability (A-level only), and 2.3 M: Probability. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank