Home
Class 11
MATHS
The coefficient of variation for a distr...

The coefficient of variation for a distribution is 60 and standard deviation is 21. Find the arithmetic mean.

Text Solution

Verified by Experts

The correct Answer is:
`therefore` mean = 35
Promotional Banner

Topper's Solved these Questions

  • STATISTICS AND PROBABILITY

    SUBHASH PUBLICATION|Exercise TWO MARKS QUESTIONS WITH ANSWERS|25 Videos

  • SETS

    SUBHASH PUBLICATION|Exercise THREE MARKS QUESETION WITH ANSWERERS|15 Videos

  • STRAIGHT LINES

    SUBHASH PUBLICATION|Exercise FIVE MARKS QUESTIONS WITH ANSWERS|6 Videos

Similar Questions

Explore conceptually related problems

Coefficient of variation of distribution are 70 and the standard deviation is 16. What is the arithmetic mean of the distribution

If coefficient of variation is 60 and standard deviation is 24, then arithmetic mean is

The coefficient of variation of two distribution are 60 and 70. The standard deviations are 21 and 16 respectively, then their mean is

The coefficient of variation of two distributions are 60 and 70. The standard deviation are 2t and 16 respectively. Then their mean is

If the coefficient of variation and standard deviation are 60 and 21 respectively, the arithmetic mean of distribution is

If the coefficient of variation and standard deviation are 60 and 21 respectively, the arithmetic mean of distribution is

If the mean of the binomial distribution is 20 and standard deviation is 4 , then the number of events is :

For a frequency distribution, standard deviation is computed by :

Coefficients of variation of two distributions are 50 and 60, and their arithmetic means are 30 and 25 respectively. Difference of their standard deviations is :

If the mean of a Poisson's Distribution is lambda , then is standard deviation is :

SUBHASH PUBLICATION-STATISTICS AND PROBABILITY -TWO MARKS QUESTIONS WITH ANSWERS
  1. Find the mean deviation about the mean.

    Text Solution

    |

  2. Compute the mean deviation about the mean for the following data.

    Text Solution

    |

  3. Compute the mean deviation about the mean for the following data.

    Text Solution

    |

  4. Find the M.D. about mean

    Text Solution

    |

  5. Compute the mean deviation about the mean for the following data.

    Text Solution

    |

  6. Compute the mean deviation about the mean for the following data.

    Text Solution

    |

  7. Find the mean for the following data :

    Text Solution

    |

  8. Find variance and standard deviation for the following data

    Text Solution

    |

  9. Find the mean and standard deviation using short - cut method.

    Text Solution

    |

  10. Find variance and standard deviation for the following data

    Text Solution

    |

  11. Find the mean and variance for the following frequency distributions

    Text Solution

    |

  12. Find variance and standard deviation for the following data

    Text Solution

    |

  13. The coefficient of variation for a distribution is 60 and standard dev...

    Text Solution

    |

  14. An analysis of monthly wages paid to the workers of two firms A and B ...

    Text Solution

    |

  15. From the data given below state which group is more variable, A or B ?

    Text Solution

    |

  16. From the prices of shares X and Y below, Find out which is more stable...

    Text Solution

    |

  17. The mean and variance of 7 observations are 8 and 16 respectively. If ...

    Text Solution

    |

  18. The mean and variance of 7 observations are 8 and 16 respectively. If ...

    Text Solution

    |

  19. The mean and standard deviation of six observation are 8 and 4 respect...

    Text Solution

    |

  20. The mean and standard deviation of marks obtained by 50 students of a ...

    Text Solution

    |