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Q17: Question – Paper 3 – June 2019
Q17: Question – Paper 3 – June 2019
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Question
17)
A factory makes kettles.
Here are the relative frequencies of faulty kettles in the samples.
A factory makes kettles.
- Four samples of kettles are tested for faults.
- Each sample has size 200
Here are the relative frequencies of faulty kettles in the samples.
Work out the range of the number of faulty kettles in the four samples.
[3 marks]