If a die is thrown 7 times, then the pro...

If a die is thrown 7 times, then the probability of obtaining 5 exactly 4 times is

A

`.^(7)C_(4)(1/6)^(4)(5/6)^(3)`

B

`.^(7)C_(4)(1/6)^(3)(5/6)^(4)`

C

`(1/6)^(4)(5/6)^(3)`

D

`(1/6)^(3)(5/6)^(4)`

Text Solution

Verified by Experts

The correct Answer is:

A

Promotional Banner

Promotional Banner

Topper's Solved these Questions

PROBABILITY
AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - B Objective Type Questions (One option is correct))|65 Videos
PROBABILITY
AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - C Objective Type Questions (More than one options are correct))|21 Videos
PROBABILITY
AAKASH INSTITUTE|Exercise TRY YOURSELF|36 Videos
PRINCIPLE OF MATHEMATICAL
AAKASH INSTITUTE|Exercise Section-D:(Assertion-Reason Type Questions)|12 Videos
RELATIONS AND FUNCTIONS
AAKASH INSTITUTE|Exercise Assignment (Section - J) Aakash Challengers Questions|8 Videos

Similar Questions

Explore conceptually related problems

A die is thrown two times.

A die is thrown three times. The probability of obtaining at least one six is

A die is thrown 31 times. The probability of getting 2,4 or 5 at most 15 times is

A pair of dice is thrown 5 xx,then the probability of getting a doublet exactly two xx is

If a die is thrown 4 times, then probability that minimum score at any throw is not less than 3 is

If a die is thrown 5 times, then find the probability that an odd number will come up exactly three times.

A die is thrown.Find the probability of getting :2 or 4

Find the probability of getting 5 exactly twice in 7 throws of a die.

Five fair coins are tossed 8 times, then the probability that it shows heads exactly 5 times is

A fair die is thrown n times. The probability of getting an odd number twice is equal to that getting an even number thrice. The probability of getting an odd number, odd number of times is

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

If X follows a binomial distribution with parameters n=100 and p = 1/...
Text Solution
|
If X has binomial distribution with mean np and variance npq, then (P(...
Text Solution
|
In a box containing 100 eggs 10 eggs are roten the probability that ou...
Text Solution
|
If a die is thrown 7 times, then the probability of obtaining 5 exactl...
Text Solution
|
A die is thrown 10 times. If getting an even number is considered as a...
Text Solution
|
In a binomial distribution, the mean is 4 and variance is 3. Then its ...
Text Solution
|
A coin is tossed successively three times. The probability of getting ...
Text Solution
|
If there are n independent trials, p and q are the probability of succ...
Text Solution
|
If in a trial the probability of success is twice the probability of f...
Text Solution
|
The probability that a student is not a swimmer is 1/5. What is the pr...
Text Solution
|
A coin is tossed 2n times. The change that the number of times one get...
Text Solution
|
A coin is tossed 10 times. The probability of getting exactly six head...
Text Solution
|
One coin is thrown 100 times. The probability of coming tails in odd n...
Text Solution
|
Two cards are drawn successively with replacement from a well shuffled...
Text Solution
|
If x denotes the number of sixes in four consecutive throws of a dice,...
Text Solution
|
A pair of fair dice is thrown independently three times. The probab...
Text Solution
|
A die is thrown thrice. If getting a four is considered a success, the...
Text Solution
|
The items produced by a firm are supposed to contain 5% defective item...
Text Solution
|
A die is tossed thrice. A success is getting 5 or 6 on a toss. The mea...
Text Solution
|
The probability that a bulb produced by a factory will fuse after 150 ...
Text Solution
|