Skip to content
MathsGenie logo
Open app

Course home

  1. A Level
  3. Maths Edexcel
  5. Question bank

Conditional Probability

MediumHard
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149
Question 20

The events E E\,E and F F\,F are such that P(E)=0.2P(E) = 0.2P(E)=0.2 and P(E∪F)=0.6P(E \cup F) = 0.6P(E∪F)=0.6.

a.

Find P(E′∩F′)P(E' \cap F')P(E′∩F′).

[2]
b.

Find P(E′∩F)P(E' \cap F)P(E′∩F).

[2]
c.

Given also that the events E E\,E and F F\,F are independent, find P(F)P(F)P(F).

[4]
d.

Find P(E′∪F′)P(E' \cup F')P(E′∪F′).

[2]

Conditional Probability Questions

  1. A Level
  2. /Maths
  3. /Conditional Probability

Practise Edexcel A Level Maths Conditional Probability with exam-style questions for A Level Maths. 152 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank