RyanTheMathMaster RyanTheMathMaster

26-04-2014
Mathematics

Answered

Maria is tossing a fair coin. She tosses the coin ten times and it lands on heads eight times. If Maria tosses the coin an eleventh time, what is the probability that it will land on heads?

A) 1/5
B) 1/2
C) 4/5
D) 3/2

Verified Answer :

26-04-2014

The correct answer is B.
The eleventh toss of a coin is independent from previous tosses. So regardless of what happened before, the chance to get heads is always 1/2.

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