Q11 of 55 Page 623

A coin is tossed 50 times and the tail appears 28 times. In a single throw of a coin. What is the probability of getting a head?

Total number times a coin is tossed = 50

Number of times tail occurred = 28

Number of times tail occurred = 50 – 28 = 22

Probability P() =

Probability of getting a head is P(head) =

A die is thrown 80 times and the outcomes were noted as under:

Outcomes	1	2	3	4	5	6
Frequency	14	11	9	13	18	15

If the die is thrown at random, What is the probability of getting a 2?

The probability of losing a game is 0.6 What is the probability of winning the game?

In a one day cricket match, a batsman hits the boundary 8 times out of 48 balls he plays. Find the probability that he does not hit the boundary.

Two coins are tossed simultaneously 80 times and the outcomes were recorded as under:

Outcome	Two heads	One head	No head
Frequency	24	36	20

If two coins are tossed at random,find the probability of getting

(i) Two heads (ii) one head (iii) no head