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Q16: Question – Paper 2 – June 2019
Q16: Question – Paper 2 – June 2019
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Question
16)
Four biased coins, A, B, C and D are thrown.
The probability that each coin will land on Heads is shown in the table.
Four biased coins, A, B, C and D are thrown.
The probability that each coin will land on Heads is shown in the table.
a)
(i) Which coin is least likely to land on Heads?
(i) Which coin is least likely to land on Heads?
[1 mark]
(ii) Which coin is most likely to land on Heads?
[1 mark]
Julie says,
“The probability that coin C will land on Heads is the same as the probability that coin C will land on Tails.”
b) Is she correct?
Give a reason for your answer.
[1 mark]
Coin B is going to be thrown 4000 times.
c) Work out an estimate for the number of times coin B will land on Heads.
[2 marks]