Answer:
2/3.
Step-by-step explanation:
It either occurs or does not occur. There is no other result possible so the 2 probabilities add up to 1.
The answer is therefore 1 - 1/3 = 2/3.
2/3
Explanation:
The probability the event does not occur is 1 minus the probability the event does occur.
P = 1 − 1/3
P = 2/3
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