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A Coin Is Tossed 4 Times

question 105

Essay

A coin is tossed 4 times.

Give your answers in fraction form.

What is the probability that the coin will land heads at least twice?

__________

What is the probability that the coin will land heads on the third toss given that heads were thrown on the first toss?

__________

What is the probability that the coin will land heads on the fourth toss given that tails were thrown on the first toss?

__________


Definitions:

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