Home
Class 14
MATHS
One hundred identiacal coins , each wi...

One hundred identiacal coins , each with probability p of showing up heads are tossed once . If ` 0 lt p lt 1 ` and the probability of heads showing on 50 coins is equal to that of heads showing on 51 coins , then value of p is :

A

`1/21`

B

`49/101`

C

`50/101`

D

`51/101`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    DISHA PUBLICATION|Exercise PRACTICE EXERCISE (EXPERT LEVEL)|46 Videos

  • PERMUTATIONS AND COMBINATIONS

    DISHA PUBLICATION|Exercise TEST YOURSELF|15 Videos

  • PROFIT, LOSS AND DISCOUNT

    DISHA PUBLICATION|Exercise Test Yourself|15 Videos

Similar Questions

Explore conceptually related problems

One hundred identical coins, each with probability 'p' of showing heads are tossed once. If 0 lt p lt 1 and the probability of heads showing on 50 coins is equal to that of heads showing on 51 coins, then the value of p is

One hundred identical coins,each with probability p, of showing up heads are tossed once.If 0

Find the probability of head when single coin is tossed .

Find the probability of getting head in a toss of one coin:

201 coins each with probability P(0ltPlt1) of showing head are tossed together. If the probability of getting 100 heads is equal to the probability of getting 101 heads, then the value of p is (A) 1/4 (B) 1/3 (C) 1/2 (D) 1/6

The probability of getting a head when a coin is tossed once is :