Home
Class 12
MATHS
The probability of getting exactly two h...

The probability of getting exactly two heads when tossing a coin three times is

A

`(1)/(4)`

B

`(1)/(8)`

C

`(3)/(8)`

D

`(5)/(8)`

Text Solution

Verified by Experts

The correct Answer is:
(c)
Promotional Banner

Similar Questions

Explore conceptually related problems

A coin and a six faced die, both unbiased, are thrown simultaneously. The probability of getting a head on the coin and an odd number on the die is

Let p_n denote the probability of getting n heads, when a fair coins tossed m times. If p_4, p_5, p_6 are in AP then values of m can be

A box contains N coins, m of wiich are fair and the rest are biased. The probability of getting a head when a fair coin is tossed is 1/2, while it is 2/3 when a biased coin is tossed. A coin is drawn from the box at random and is tossed twice. The first time it shows head and the second time it shows tail. What is the probability that the coin drawn is fair ?

One die and a coin are tossed simultaneously, the probability of getting 5 on the top of the die and tail on the coin is

If three coins are tossed simultaneously then write their outcomes. a) All possible outcomes b) Number of possible outcomes c) Find the probability of getting at least one head (getting one or more than one head) d) Find the Probability of getting at most two heads (getting Two or less than two heads) e) Find the Probability of getting no tails

Three fair coins are tossed. Find the probability of getting a]. At least one head. b]. At most one head.

A coin is tossed n times. The probability of getting head atleast once is greater than 0.8. Then the least value of such n is