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Probability

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Question 5

The following shows the results of a wine tasting survey of 100 people.

96 like wine A, 93 like wine B, 96 like wine C, 92 like A and B, 91 like B and C, 93 like A and C, 90 like all three wines.

a.

Draw a Venn Diagram to represent these data.

[6]
b.

Find the probability that a randomly selected person from the survey likes none of the three wines.

[1]
c.

Find the probability that a randomly selected person from the survey likes wine A but not wine B.

[2]
d.

Find the probability that a randomly selected person from the survey likes any wine in the survey except wine C.

[2]
e.

Find the probability that a randomly selected person from the survey likes exactly two of the three kinds of wine.

[2]
f.

Given that a person from the survey likes wine A, find the probability that the person likes wine C.

[3]
Markscheme

Probability Questions

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

11 exam-style questions on Edexcel A Level Old Maths Probability. Each one has a worked solution and a mark scheme showing where the marks go.

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