Four biased coins, A, B, C and D are thrown. The probability that each coin will land on Heads is shown in the table.
Coin Probability
a) (i) Which coin is least likely to land on Heads?
A
0.66
b
(1)
B
0.066
С
(ii) Which coin is most likely to land on Heads?
(1)
D
60%
b) What is the probability that D will land on Tails?
0.33
(1)
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)
1
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