Home
Class 12
MATHS
In a game 3 coins are tossed. A person i...

In a game 3 coins are tossed. A person is paid Rs. 5, if he gets all head or all tail and be in supposed pay Rs. 3 if he gets are head or 2 heads. What can be expert to win on an arrange per game.

Promotional Banner

Topper's Solved these Questions

  • MAXIMA AND MINIMA

    RD SHARMA ENGLISH|Exercise All Questions|309 Videos

  • MEAN VALUE THEOREMS

    RD SHARMA ENGLISH|Exercise All Questions|134 Videos

Similar Questions

Explore conceptually related problems

If two coins are tossed once, what is the probability of getting : 2 heads ?

If two coins are tossed once, what is the probability of getting : both heads or both tails ?

If two coins are tossed five times, thenthe probability of getting 5 heads and 5 tails is

If two coins are tossed five times, thenthe probability of getting 5 heads and 5 tails is

A coin is tossed 5 times. Find the number of ways of getting 3 head and 2 tail.

12 coins are tossed 4096 times. The number of times that one can get atleast 2 heads is

If eight coins are tossed together, then the probability of getting exactly 3 heads is

If eight coins are tossed together, then the probability of getting exactly 3 heads is

A person gets Rs. 2 if head comes and loses Rs. 5 when a tail comes then how much money can he expect in the long run per game, when an unbiased coin in tossed twice.

A player tosses two coins. He wins Rs. 1 if 1 head appears, Rs 2 if 2 heads appear. But he lose Rs 5 if no head appears. The mean of the prized money is

RD SHARMA ENGLISH-MEAN AND VARIANCE OF A RANDOM VARIABLE -All Questions
  1. Two cards are drawn successively with replacement from a well-shuffled...

    Text Solution

    |

  2. The probability distribution of a random variable X is given as under:...

    Text Solution

    |

  3. In a game 3 coins are tossed. A person is paid Rs. 5, if he gets all h...

    Text Solution

    |

  4. A discrete random variable X has the probability distribution given be...

    Text Solution

    |

  5. There are 5 cards numbered 1 to 5, one number on one card. Two cards ...

    Text Solution

    |

  6. A box contains 13 bulbs out of which 5 are defective. 3 bulbs are r...

    Text Solution

    |

  7. Two cards are drawn without replacement from a well-shuffled deck of 5...

    Text Solution

    |

  8. Find the probability distribution of the number of green balls drawn ...

    Text Solution

    |

  9. Find dy/dx if x^2=tany

    Text Solution

    |

  10. We take 8 identical slips of paper, write the number 0 on one of them,...

    Text Solution

    |

  11. A die is loaded in such a way that an even number is twice likely to ...

    Text Solution

    |

  12. Two baised dice are thrown together. For the first die P(6)=1/2 , othe...

    Text Solution

    |

  13. The probability distribution function of a random variable X is given ...

    Text Solution

    |

  14. Two cards are drawn successively without replacement from a well sh...

    Text Solution

    |

  15. Three cards are drawn successively with replacement from a well-shu...

    Text Solution

    |

  16. A fair die is tossed twice. If the number appearing on the top is less...

    Text Solution

    |

  17. A baised die is such that P(4)=1/(10) and other scores being equally l...

    Text Solution

    |

  18. Find the probability distribution of the maximum of two scores obtaine...

    Text Solution

    |

  19. Find the mean and variance of the number of heads in the two tosses of...

    Text Solution

    |

  20. A random variable X as the following probability distribution: xi :-2-...

    Text Solution

    |