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Example 1: Coin and Dice
Example :
A coin and a dice are thrown at random. Find the probability of:
a) getting a head and an even number
b) getting a head or tail and an odd number
Solution:
We can use a tree diagram to help list all the possible outcomes.
probability tree coin dice
From the diagram, n(S) = 12
a) Let A denote the event of a head and an even number.
A = ((H, 2), (H, 4), (H, 6)} and n(A) = 3
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