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2.4.1 Discrete distributions and the binomial

2.4.1 Discrete distributions and the binomial

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Question 7

The probability that Harry is late for school on any given day is 0.1, independently of every other day. Harry attends school on 30 days in a term.

a.

Find the probability that Harry is late exactly once.

[1]
b.

Find the probability that Harry is late more than four times.

[1]
c.

Find the probability that Harry is late fewer than three times.

[1]
Markscheme

2.4.1 Discrete distributions and the binomial Questions

  1. A Level
  2. /Maths
  3. /2.4.1 Discrete distributions and the binomial

39 exam-style questions on AQA A Level Maths 2.4.1 Discrete distributions and the binomial. Each one has a worked solution and a mark scheme showing where the marks go.

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