Question

A coin is biased such that it results in 2 heads out of every 3 coin flips, on average. Which statement is true?

a)The theoretical probability of getting heads from an unbiased coin is about 66%.

b)The sequence HTHTTHTTT is valid for the biased coin.

c)The biased coin has about a 33% probability of displaying tails.

d)The sequence HTTHTHTHT is valid for the biased coin.

Answer 1

Do you have any ideas?

Answer 2

c?

Answer 3

i think

Answer 4

yeah :)

Answer 5

yaaaay!

Answer 6

P(H) = 2/3 , P(T) = 1/3

Answer 7

so c)