Home
Class 9
MATHS
A coin is tossed 1000 times with the ...

A coin is tossed 1000 times with the following frequencies: Head: 455,   Tail : 545 Compute the probability for each event.

Text Solution

Verified by Experts

Total no. of outcomes=`1000`
P(Head)=`455/1000=0.455`
P(Tail)=`545/1000=0.545`
Promotional Banner

Topper's Solved these Questions

  • NUMBER SYSTEM

    RD SHARMA|Exercise All Questions|130 Videos
  • QUADRILATERALS

    RD SHARMA|Exercise All Questions|251 Videos

Similar Questions

Explore conceptually related problems

A coin is tossed 1000 times with the following frequencies : Head : 565, Tail : 435 Compute the probability for each event.

A coin is tossed 1000 xx with the following frequencies: Head : 455, Tail: :545 compute the probability for each event.

A coin is tossed 750 times with the following frequencies: Head: 500, Tail : 250 Compute the probability for each event

A coin is tossed 500 times with the following frequencies : Head : 255, Tail : 245. Then the sum of the probabilities of each event is

A coin is tossed 500 xx with the following frequencies of two outcomes: head: 240 xx, tail: 260 xx.Find the probability of occurrence of each of these events.

A coin is tossed 500 xx with the following frequencies of two outcomes: Head: 240 xx. tail: 260 xx.Find the probability of occurrence of each of these events.

A coin is tossed 300 times with the frequencies of two outcomes: Head-100, Tail-200, probability of occurrence of these events will be ?

A coin is tossed 100 xx and the following outcomes are recorded Head: 45 xx Tails: 55 xx from the experiment a) Compute the probability of each outcome b) Find the sum of probabilities of all outcomes

A coin is tossed 600 times with the frequencies as : heads : 342 and tails : 258 If a coin is tossed at random , what is the probability of getting (i) a head ? " " (ii) a tail ?

A coin is tossed 1200 times whereby head occurred in 745 cases and in the reamaining tail occurred. Find the probability of each event.

RD SHARMA-PROBABILITY-All Questions
  1. Following table shows the marks scored by a group of 90 students in ...

    Text Solution

    |

  2. An insurance company selected 2000 drivers at random in a particula...

    Text Solution

    |

  3. A coin is tossed 1000 times with the following frequencies: Head: 4...

    Text Solution

    |

  4. Two coins are tossed simultaneously 500 times with the following fr...

    Text Solution

    |

  5. Three coins are tossed simultaneously 100 times with the following ...

    Text Solution

    |

  6. 1500 families with 2 children were selected randomly and the followi...

    Text Solution

    |

  7. In a cricket match, a batsman hits a boundary 6 times out of 30 bal...

    Text Solution

    |

  8. The percentage of marks obtained by a student in monthly unit tests...

    Text Solution

    |

  9. To know the opinion of the students about Mathematics, a survey of ...

    Text Solution

    |

  10. The blood The blood groups of 30 students of class IX are recorded ...

    Text Solution

    |

  11. Eleven bags of wheat flour, each marked 5kg, actually contained the...

    Text Solution

    |

  12. Following table shows the birth month of 40 students of class IX ...

    Text Solution

    |

  13. Given below is the frequency distribution table regarding the conce...

    Text Solution

    |

  14. A company selected 2400 families at random and survey them to determi...

    Text Solution

    |

  15. The following table gives the life time of 400 neon lamps: Life ...

    Text Solution

    |

  16. Given below is the frequency distribution of wages (in Rs.) of 30 w...

    Text Solution

    |

  17. Define a trial.

    Text Solution

    |

  18. Define an elementary event.

    Text Solution

    |

  19. Define an event

    Text Solution

    |

  20. Define probability of an event.

    Text Solution

    |