hard · GRE Quantitative Reasoning
A fair coin is to be flipped 5 times. Which of the following events have probability greater than 1/2?
- At least 2 of the flips are heads
- At least 3 of the flips are heads
- The first two flips are both heads
- The number of heads is greater than the number of tails
- At most 4 of the flips are heads
- Exactly 2 or 3 of the flips are heads
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