2.3 Probability

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Question 46

A media analyst surveys 120 people about which streaming services they use. They can choose from Netflix ( $N$ ), Disney+ ( $D$ ), and Amazon Prime ( $A$ ).

15 people use all three services. 25 people use Netflix and Disney+. 22 people use Disney+ and Amazon Prime. 30 people use Netflix and Amazon Prime. 70 people use Netflix. 50 people use Disney+. 60 people use Amazon Prime.

Draw a Venn diagram for this information.

[3]

One of the people is selected at random. Given they use Amazon Prime, find the probability they do not use Netflix.

[3]

2.3 Probability Questions

A Level
Maths
2.3 Probability

A Level
Maths OCR (MEI)
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