Home
Class 12
MATHS
Three fair coins are tossed simultaneous...

Three fair coins are tossed simultaneously. Find the probability mass function for number of heads occurred.

Promotional Banner

Topper's Solved these Questions

  • PROBABILITY DISTRIBUTIONS

    FULL MARKS|Exercise EXERCISE -11.1|5 Videos

  • PROBABILITY DISTRIBUTIONS

    FULL MARKS|Exercise EXERCISE -11.2|7 Videos

  • ORDINARY DIFFERENTIAL EQUATIONS

    FULL MARKS|Exercise ADDITIONAL PROBLEMS|40 Videos

  • SAMPLE PAPER - 1

    FULL MARKS|Exercise PART-IV (Answer the questions)|14 Videos

Similar Questions

Explore conceptually related problems

Two fair coins are tossed simultaneously Find the probability mass function for number of tails occurred

Two fair coins are tossed simultaneously (equivalent to a fair coin is tossed twice). Find the probability mass function for number of heads occurred.

Four fair coins are tossed once. Find the probability mass function, mean and variance for number of heads occurred.

10 coins are tossed simultaneously. Find the probability of getting atleast 2 tails.

Six coins are tossed simultaneously. Then the probability of getting atleast 4 heads is:

Three fair coins are tossed together. Find the probability of getting ' all tails'.

Four coins are tossed simultaneously what is probability of getting at least two heads

FULL MARKS-PROBABILITY DISTRIBUTIONS-Additional Problems
  1. Three fair coins are tossed simultaneously. Find the probability mass ...

    Text Solution

    |

  2. Four defective oranges are accidentally mixed with sixteen good ones ....

    Text Solution

    |

  3. Find the probability mass function and the cumulative distribution fun...

    Text Solution

    |

  4. For the distribution function given by F(x)={{:(0",", x lt 0), (x^(2)"...

    Text Solution

    |

  5. For the probability density function f(x) ={(2e""^(-2x),x gt0),(0,xlt=...

    Text Solution

    |

  6. The probability density function of a random variable x is f(x) = {(kx...

    Text Solution

    |

  7. A continuous random variable x has the p.d.f defined by f(x) = {(Ce""^...

    Text Solution

    |

  8. An urn contains 4 white and 3 Red balls. Find the probability distribu...

    Text Solution

    |

  9. Find the mean and variance of the distribution f(x) = {(3e""^(-3x),0lt...

    Text Solution

    |

  10. Two cards are drawn with replacement from a well shufflied deck of 52 ...

    Text Solution

    |

  11. In a Binomial distribution if n = 5 and P(X=3) =2P (X=2) find p.

    Text Solution

    |

  12. If the sum of mean and variance of a Binomial Distribution is 4.8 for ...

    Text Solution

    |

  13. If on an average 1 ship out of 10 do not arrive safely to parts . Fin...

    Text Solution

    |

  14. The overall percentage of passes in a certain examination is 80 . If s...

    Text Solution

    |

  15. In a hurdle race a player has to cross 10 hurdles . The probability th...

    Text Solution

    |

  16. If f(x) = {(kx^(2),0ltxlt 3),(0,"elsewhere"):} is a probability densit...

    Text Solution

    |

  17. If f(x) = (A)/(pi)(1)/(16+x^(2)),0 ltx lt oo is a probability density ...

    Text Solution

    |

  18. A random variable X has the following probability mass function as fol...

    Text Solution

    |

  19. X is a discrete random variable which takes the values of 0,1,2 and P ...

    Text Solution

    |

  20. Given E(X+C)=8 and E(X-C)=12 The value of C is

    Text Solution

    |

  21. X is a random variable taking the values 3,4 and 12 with probabilites ...

    Text Solution

    |