Question

Three coins are tossed simultaneously 350 times. The distribution of various outcomes is listed below:(i) Three tails:55 (ii) Two tails:95 (iii)One tail:130 (iv) No tails:80 Find the respective probability of each event and check that the sum of all probabilities is 1

Answer 1

55/350

95/350

130/350

80/350

yes the sum of all the events is 1

Answer 2

i is 11/70 and two tails 19/70 and one tail is 26/70 and no tail is 16/70