Home
Class 12
MATHS
Minimum number of times a fair coin must...

Minimum number of times a fair coin must be tossed so that the probability of getting at least one head is more than 99% is:

A

8

B

6

C

7

D

5

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    VMC MODULES ENGLISH|Exercise JEE ADVANCED (ARCHIVE)|102 Videos
  • PROBABILITY

    VMC MODULES ENGLISH|Exercise NUMERICAL VALUE TYPE FOR JEE MAIN|15 Videos
  • PERMUTATION & COMBINATION

    VMC MODULES ENGLISH|Exercise JEE ARCHIVE|50 Videos
  • PROPERTIES OF TRIANGLE

    VMC MODULES ENGLISH|Exercise JEE Advanced (Archive)|50 Videos

Similar Questions

Explore conceptually related problems

Minimum number of times a fair coin must be tossed so that the probility of gettig atleast one head is more than 99% is

How many times a fair coin must be tossed, so that the probabillity of getting at least one tail is more than 90 %

The least number of times a fair coin must be tossed so that the probability of getting atleast one head is atleast 0.8 is

The minimum number of times a fair coin needs to be tossed, so that the probability of getting at least two heads is at least 0.96 is :

The minimum number of times a fair coin needs to be tossed, so that the probability of getting at least two heads is at least 0.96, is ______.

The minimum number of times a fair coin needs to be tossed, so that the probability of getting at least two heads is at least 0.96 is :

A coin is tossed 4 times . The probability of getting atleast one head is

A coin is tossed. What is the probability of getting: a head?

A coin is tossed 5 times. What is the probability of getting at least 3 heads.

A coin is tossed 5 times. What is the probability of getting at least 3 heads.

VMC MODULES ENGLISH-PROBABILITY-JEE MAIN (ARCHIVE)
  1. If the sides of a triangle are decided by the throw of a single dice t...

    Text Solution

    |

  2. Let A and B be two events such that p( bar (AuuB))=1/6, p(AnnB)=1/4 a...

    Text Solution

    |

  3. A multiple choice examination has 5 questions. Each question has three...

    Text Solution

    |

  4. A person throws two fair dice. He wins Rs.15 for throwing a doublet (s...

    Text Solution

    |

  5. In a random experiment, a fair die is rolled until two fours are obtai...

    Text Solution

    |

  6. Three of the six vertices of a regular hexagon are chosen the rando...

    Text Solution

    |

  7. Let S = (1, 2, …, 20}. A subset B of S is said to be ''nice'', if the ...

    Text Solution

    |

  8. Assume that each born child is equally likely to be a boy or a girl. I...

    Text Solution

    |

  9. Four persons can hit a target correctly with probabilities (1)/(2),(1)...

    Text Solution

    |

  10. Let A and B be two non-null events such that AsubeB. Then, which of th...

    Text Solution

    |

  11. Two integers are selected at random from the set {1, 2, …, 11}. Given ...

    Text Solution

    |

  12. A unbiased coin is tossed. If the result is a head a pair of unbiased ...

    Text Solution

    |

  13. An urn contains 5 red and 2 green balls. A ball is drawn at random fro...

    Text Solution

    |

  14. For an initial screening of an admission test, a candidate is given f...

    Text Solution

    |

  15. Let a random variable X have a binomial distribution with mean 8 and v...

    Text Solution

    |

  16. Minimum number of times a fair coin must be tossed so that the probabi...

    Text Solution

    |

  17. The minimum number of times one has to toss a fair coin so that the pr...

    Text Solution

    |

  18. In a game, a man wins Rs 100 if he gets 5 or 6 on a throw of a fair di...

    Text Solution

    |

  19. If the probability of hitting a target by a shooter, in any shot is 1/...

    Text Solution

    |

  20. Two cards are drawn successively with replacement from a well-shuffled...

    Text Solution

    |