Three unbiased coins are tossed what is the probability of getting at most three heads
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Answer:
1/8
Step-by-step explanation:
When 3 unbiased coins are tossed simultaneously, the outcomes are{HHH, HHT, HTH, THH, TTH, THT, HTT, TTT}
Total number of outcomes = 8
Number of outcomes that favours all 3 heads = {HHH}=1
∴
probability
= 1/8
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