Home
Class 12
MATHS
The expected value of the number of poin...

The expected value of the number of points, obtained in a single throw of die, is

A

`(3)/(2)`

B

`(5)/(2)`

C

`(7)/(2)`

D

`(9)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
(c)
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    ARIHANT MATHS ENGLISH|Exercise Exercise (Single Option Correct Type Questions)|29 Videos

  • PROBABILITY

    ARIHANT MATHS ENGLISH|Exercise Probability Exercise 1: Single Option Single Correct Type Question|1 Videos

  • PROBABILITY

    ARIHANT MATHS ENGLISH|Exercise Exercise For Session 3|10 Videos

  • PERMUTATIONS AND COMBINATIONS

    ARIHANT MATHS ENGLISH|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|28 Videos

  • PRODUCT OF VECTORS

    ARIHANT MATHS ENGLISH|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|51 Videos

Similar Questions

Explore conceptually related problems

Find the variance of the number obtained on a throw of an unbiased die.

Find the probability of getting the same number of two dice in a single throw of two dice.

If getting 5 or 6 in a throw of an unbiased die is a success and the random variable X denotes the number of successes in six throws of the die, find P(X >=4) .

Find the probability of obtaining a sum 8 in a single throw of two dice.

Peter throws two different dice together and finds the product of the two numbers obtained. Rina throws a die and squares the number obtained. Who has the better chance to get the number 25?

The mean of the numbers obtained on throwing a die having written 1 on three faces, 2 on two faces and 5 on one face is

The mean of the numbers obtained on throwing a die having written 1 on three faces, 2 on two faces and 5 on one face is

The mean of the numbers obtained on throwing a die having written 1 on three faces, 2 on two faces and 5 on one face is(A) 1 (B) 2 (C) 5 (D) 8/3

A die is rolled 50 times and the number 6 is obtained 8 times. Now, if the die is rolled at random, find the probability of getting the number 6.

In a random experiment, a fair die is rolled until two fours are obtained in succession.The probability that the experiment will end in the fifth throw of the die is equal to