Mathematics (AS & A Level) · May / June 2019 · Paper 73 · Question 8
9709
As printed in the paper
The question as text
The four sides of a spinner are A, B, C, D. The spinner is supposed to be fair, but Sonam suspects that the spinner is biased so that the probability, p, that it will land on side A is greater than 1 4. He spins the spinner 10 times and finds that it lands on side A 6 times.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
8(i)[5]
8(ii)[2]
8(iii)[3]
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