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flipping coin

100

What is the probability of flipping a fair coin and landing heads?

50%

200

If you flip a fair coin twice and the first flip is heads, what is the probability that the second flip will also be heads?

1/2

300

If you flip a fair coin 4 times, what is the probability of getting at least one heads?

15/16

400

What is the expected number of heads in 8 flips of a fair coin?

4 times

rolling a dice

100

what's the probability of getting 1 in 1 roll

1/6

200

What is the probability of rolling a 6 on a fair six-sided die and then a 4 on the next roll?

1/36

300

If you roll a fair die and the result is an even number, what is the probability that the number is 2?

1/3

400

What is the probability of rolling a sum of 7 with two six-sided dice?

1/6