Question

If a fair coin is tossed 4 times, what is the probability, rounded to the nearest

thousandth,
of getting at most 1 heads?

Answer 1

1/2 (for heads) times 1/2 (for tails) times 1/2 (for tails) times 1/2 (for tails) which is 1/16. this is 0.0625 which simplified is 0.063