Mathematics (AS & A Level) · May / June 2025 · Paper 61 · Question 6
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As printed in the paper
The question as text
A manufacturer of cell phones claims that 25% of students own a Pumpkin phone. Jeyeraj thinks that the proportion of students at his large college who own a Pumpkin phone is less than 25%. He plans to test the manufacturer’s claim. He chooses a random sample of 30 students at his college. If the number of students who own a Pumpkin phone is less than 5, Jeyeraj will reject the manufacturer’s claim.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
6(a)[1]
6(b)[3]
6(c)[3]
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