Three unbiased coins are tossed once. Find the probability of getting    (i) exactly 2 tails
Channel: Doubtnut
Date: 2020-04-19

Three unbiased coins are tossed once. Find the probability of getting    (i) exactly 2 tails  (ii) exactly one tail  (iii) at most 2 tails   (iv) at least 2 tails   (v) at most 2 tails or at least 2 heads