Home
Class 12
MATHS
P(U(i))=1/n, and one urn is selected at ...

`P(U_(i))=1/n`, and one urn is selected at random, then P(W) is:

A

`1/2`

B

`1/n`

C

`(n)/(n+1)`

D

`(n+1)/(n+2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    ML KHANNA|Exercise MISCELLANEOUS EXERCISE (Assertion / Reason)|1 Videos

  • PERMUTATIONS AND COMBINATIONS

    ML KHANNA|Exercise SELF ASSESSMENT TEST|20 Videos

  • PROGRESSIONS

    ML KHANNA|Exercise MISCELLANEOUS EXERCISE (ASSERTION/REASON) |1 Videos

Similar Questions

Explore conceptually related problems

A box contains n coins, Let P(E_(i)) be the probability that exactly i out of n coins are biased. If P(E_(i)) is directly proportional to i(i+1),1 leilen . Q. If P be the probabiloity that a coin selected at random is biased, then lim_(xto oo) P is

P is a set containing n elements.A subset A of P is selected at random.The set P is reconstructed by replacing its elements.A subset B of P is again selected at random.The number of ways of selecting the subsets A and B such A uu B is equal to P is

A box contains n coins, Let P(E_(i)) be the probability that exactly i out of n coins are biased. If P(E_(i)) is directly proportional to i(i+1),1 leilen . Q. If a coin is selected at random is found to be biased, the probability that it is the only biased coin the box. is

A set A has n elements.A subset P of A is selected at random.Returning the elements of P ,the set A is formed again and then a subset Q is selected from it.Find the probability that P and Q have no common element.

If u_(1) and u_(2) are the units selected in two systems of measurement and n_(1) and n_(2) their numerical values, then