While working on your statistics HW in a local coffee shop, you are approached by a stranger who puts a coin on the table and challenges you that the coin is fair. To test the strangers claim you start flipping the coin. Which of the following will provide the most convincing evidence that the stranger is trying to trick you and that the coin is actually not fair?

1. You flip the coin 150 times and the coin shows H in 96 out of the 150 flips.
2. You flip the coin 150 times and the coin shows H in 90 out of the 150 flips.
3. You flip the coin 25 times and the coin shows H in 15 out of the 25 flips.
4. You flip the coin 25 times and the coin shows H in 10 out of the 25 flips.