Home
Class 12
MATHS
A bag contains four tickets marked with ...

A bag contains four tickets marked with numbers 112, 121, 211,222. One ticket is drawn at random from the bag. Let `E_i` ( i = 1,2,3) denote the event that `i^th` digit on the ticket is 2. Then which of the following is incorrect ?

A

`E_1 and E_2` are independent

B

`E_2 and E_3` are independent

C

`E_3 and E_1` are independent

D

`E_1, E_2 and E_3` are independent

Text Solution

Verified by Experts

The correct Answer is:
(d)
Promotional Banner

Similar Questions

Explore conceptually related problems

A bag contains 17 tickets numbered from 1 to 17. A ticket is drawn at random, the another ticket is drawn without replacing the first one. The probability that both the tickets may show even number is

A box contains 90 dices which are numbered from 1 to 90. If one dise is drawn at random from the box, find the probability that it bears i) two digit number ii) a perfect square number.

A bag contains 4 tickets numbered 00, 01, 10 and 11. Four tickets are chosen at random with replacement, the probability that the sum of numbers on the tickets is 22 is

A box contains tickets numbered 1 to 20. 3 tickets are drawn from the box with replacement. The probability that the largest number on the tickets is 7, is

A bag contains 17 tickets numbered from 1 to 17. A ticker is drawn without replacing the first one. The probability tha both the tickets may show even numbers is

A bag has cards numbered 2 to 90. a card is drawn at random from the bag. Find the probability that it bears (i) a two-digit number (ii) a number which is a perfect square.

A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the box, find the probability that it bears a two - digit number .

A bag contains 6 red balls, 8 white balls, 5 green balls and 3 black balls. One ball is drawn at random from the bag. Find the probability that the drawn ball is i] not green ii] neither white or black.

A bag contains 5 red balls, 6 white balls, 7 green balls, 8 black balls. One ball is drawn at random from the bag. Find the probability that the ball drawn is i] white ii] black or red iii] not white iv] neither white nor black.

Cards numbered 1,3,5, . .,35 are kept in a bag. If a card is drawn at random from the bag, find the probability that the number on the card is i] a prime number ii] a number divisible by 3 and 5.