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23-04-2024
Mathematics

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A factory produces light bulbs, and 5% of them are defective. If a sample of 10 light bulbs
is selected at random:
i.
ii.
Find the probability that exactly 2 light bulbs are defective.
(3 marks)
Determine the probability that at least 1 light bulb is defective in the sample.
(4 marks)

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