Question

Three unbaised coins are tossed. Find the probability of getting 3 heads.

Answer 1

Answer:

1/8

Step-by-step explanation:

p(1st coin = H)*p(2nd coin = H)*p(3rd coin = H)

=> 1/2*1/2*1/2  = 1/8

or

of all 8 possibilities of a 3 coin toss, only 1 = {HHH}

so p(HHH) = 1/8