A coin is tossed three times in successi...

A coin is tossed three times in succession. If E is the event that there are at least two heads and F is the event in which first throw is head, then find `P(E//F).`

`3/4`

`3/8`

`1/2`

`1/8`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

PROBABILITY
AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - B Objective Type Questions (One option is correct))|64 Videos
PROBABILITY
AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - C Objective Type Questions (More than one options are correct))|21 Videos
PROBABILITY
AAKASH INSTITUTE ENGLISH|Exercise TRY YOURSELF|42 Videos
PRINCIPLE OF MATHEMATICAL
AAKASH INSTITUTE ENGLISH|Exercise Section-D:(Assertion-Reason Type Questions)|11 Videos
RELATIONS AND FUNCTIONS
AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section - J) Aakash Challengers Questions|8 Videos

Similar Questions

Explore conceptually related problems

A coin is tossed three times in succession. If E is the event that there are at least two heads and F is the event in which first throw is a head, then find P(E//F)dot

A coin is tossed three times, if head occurs on first two tosses, find the probability of getting head on third toss.

A coin is tossed thrice. Let the event E be the first throw results in a head and the event F be the last throw results in a tail. Find whether the events E and F are independent.

A coin is tossed three times. Given that at least one head appears, what is the probability that exactly two heads will appear?

in is tossed three times. Let A = {three heads occur} and B = {at least one head occurs}. What is " p (A cup B)" ?

Three coins are tossed simultaneously. Consider the event E 'three heads or three tails' F 'at least two heads' and G 'at the most two heads'. Of the pairs (E, F), (E, G) and (F, G) (i) Which are independent?, " " (ii) Which are dependent?

A coin is tossed three times. Event A: two heads appear Event B: last should be head Then identify whether events A and B are independent or not.

A coin is tossed three times. Event A: two heads appear Event B: last should be head Then identify whether events Aa n dB are independent or dependent.

AAKASH INSTITUTE ENGLISH-PROBABILITY-ASSIGNMENT (SECTION - A Competition Level Questions)

If A and B are two independent events such that P (A) =1//2, P(B)=1//5...
Text Solution
|
Let 0ltP(A)lt1, 0ltP(B)lt1 and P(AcupB)=P(A)+P(B)-P(A)P(B), then,
Text Solution
|
A coin is tossed three times in succession. If E is the event that the...
Text Solution
|
A dice is thrown three times and the sum of the thrown numbers in 15. ...
Text Solution
|
The dice are thrown. What is the probability that the sum of the numbe...
Text Solution
|
If A and B are two events such that P(A) = 3/8 , P(B) = 5/8 and P(A cu...
Text Solution
|
If 4P(A) = 6P(B) = 10P(AcapB)=1, then P(B/A)
Text Solution
|
Indian and four American men and their wives are to be seated randomly...
Text Solution
|
For a biased die the probabilities for different faces to turn up are ...
Text Solution
|
A and B are two events such that P(A)= 0.8, P(B) = 0.6 and P (Ann B) =...
Text Solution
|
One ticket is selected at ransom form 50 tickets numbered 00,01,02,…,4...
Text Solution
|
It is given that the events A and B are such that P(B) = 1/4, P(B|A) =...
Text Solution
|
If the events A and B are mutually exclusive, then P( A/B) =
Text Solution
|
Two aeroplanes I and II bomb a target in succession. The probabilitie...
Text Solution
|
If two events A and B are such that P(A')=0.3,P(B)=0.4and P(AnnB')=0....
Text Solution
|
Ina certain town, 40% of the people have brown hair, 25% have brown ...
Text Solution
|
If E and F are the complementary events of events E and F , respect...
Text Solution
|
As man is known to speak truth 3 out of 4 times. He throws a die and ...
Text Solution
|
If A and B are two events such that P(A)>0a n d P(B)!=1, t h e nP( b...
Text Solution
|
If A and B are two events such that AsubeB, then P(B|A) is equal to
Text Solution
|