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2 Unit AS 2: Applied Mathematics

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Question 21

Each of ten independent checks is passed with probability 0.6. A batch is accepted if at least four checks are passed.

a.

Find the probability that one batch is accepted.

[2]
b.

Five independent batches are tested. Find the probability that exactly four are accepted.

[3]
Markscheme

2 Unit AS 2: Applied Mathematics Questions

  1. A Level
  2. /Maths
  3. /2 Unit AS 2: Applied Mathematics

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