Asked by rosie
Four coins are tossed. What is the probability of getting more tails than heads and getting at least two heads?
Answers
Answered by
MathMate
The sample space consists of 2<sup>4=16 outcomes.
A. more tails than heads:
1. exactly three tails:
TTTH TTHT THTT HTTT
2. exactly four tails:
TTTT
So calculate the probability.
You can try in a similar way to solve the second part.
A. more tails than heads:
1. exactly three tails:
TTTH TTHT THTT HTTT
2. exactly four tails:
TTTT
So calculate the probability.
You can try in a similar way to solve the second part.
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