Question

What is the probability of getting atleast one head if

Q: Answer-What is the probability of getting atleast one head if three unbiased coins are tossed?

The sample space is TTT, TTH, THT, HTT, THH, HTH, HHT, HHH Let E is the event of getting atleast one head Then E TTH, THT, HTT, THH, HTH, HHT, HHH PE nE nS 78.

three unbiased coins are tossed?

A 7/8

B 1/2

C 5/8

D 8/9

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What is the probability of getting atleast one head if

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