Home
Class 10
MATHS
An incomplete distribution is given as f...

An incomplete distribution is given as follows: Variable:     0-10   10-20   20-30   30-40   40-50   50-60   60-70 Frequency:    10       20          ?         40         ?          25        15 You are given that the median value is 35 and the sum of all the frequencies is 170. Using the median formula, fill up the missing frequencies.

Promotional Banner

Topper's Solved these Questions

  • SOME APPLICATIONS OF TRIGONOMETRY

    RD SHARMA|Exercise All Questions|154 Videos

  • SURFACE AREAS AND VOLUMES

    RD SHARMA|Exercise All Questions|417 Videos

Similar Questions

Explore conceptually related problems

Write the median class of the following distribution: Classes: 0-10 10-20 20-30 30-40 40-50 50-60 60-70 Frequency: 4 4 8 10 12 8 4

Write the median class for the following frequency distribution: Class-interval: 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 Frequency: 5 8 7 12 28 20 10 10

If the mean of the following distribution is 27, find the value of p . Class: 0-10 10-20 20-30 30-40 40-50 Frequency: 8 p 12 13 10

Find the mean of the following frequency distributions: Class interval: 0-10 10-20 20-30 30-40 40-50 Frequency: 9 12 15 10 14

If the median of the following frequency distribution is 28.5 find the missing frequencies: Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 Total Frequency: 5 f_1 20 15 f_2 5 60

Calculate mean, variance and standard deviation of the following frequency distribution: Class 1-10 10-20 20-30 30-40 40-50 0-60 Frequency: 11 29 18 4 5 3

If the median of the following data is 32.5, find the missing frequencies. Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 60-70 Total Frequency: f_1 5 9 12 f_2 3 2 40

Find the mean deviation about median for the following data : Marks 0-10 10-20 20-30 30-40 40-50 50-60 Number of 6 8 14 16 4 2 Girls

Draw a frequency curve for the data given below: {:("Class Interval",0-10,10-20,20-30,30-40,40-50,50-60,60-70),("Frequency",3,2,4,6,9,7,10):}

If the median of the distribution given below is 28.5, find the value of x and y . Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 No. of students: 5 x 20 15 y 5

RD SHARMA-STATISTICS-All Questions
  1. Calculate the median from the following data: Rent (in Rs.):         1...

    Text Solution

    |

  2. Calculate the median from the following data: Marks below:       10   ...

    Text Solution

    |

  3. An incomplete distribution is given as follows: Variable:     0-10   1...

    Text Solution

    |

  4. Calculate the missing frequency from the following distribution, it ...

    Text Solution

    |

  5. Find the missing frequencies in the following frequency distribution i...

    Text Solution

    |

  6. An incomplete distribution is given below: You are given that th...

    Text Solution

    |

  7. The following table gives the frequency distribution of married women ...

    Text Solution

    |

  8. If the median of the following frequency distribution is 28.5 find the...

    Text Solution

    |

  9. The median of the following data is 525. Find the missing frequency, i...

    Text Solution

    |

  10. If the median of the following data is 32.5, find the missing frequ...

    Text Solution

    |

  11. Compute the median for each of the following data:

    Text Solution

    |

  12. A survey regarding the height (in cm) of 51 girls of class X of a scho...

    Text Solution

    |

  13. A life insurance agent found the following data for distribution of ...

    Text Solution

    |

  14. The lengths of 40 leaves of a plant are measured correct to the neares...

    Text Solution

    |

  15. The following table gives the distribution of the life time of 400 neo...

    Text Solution

    |

  16. The distribution below gives the weight of 30 students in a class. Fin...

    Text Solution

    |

  17. Find the mode of the following data:  120, 110, 130, 110, 120, 140,...

    Text Solution

    |

  18. Compute the modal value for the following frequency distribution: x : ...

    Text Solution

    |

  19. The following data gives the distribution of total household expendi...

    Text Solution

    |

  20. The following table shows the age distribution of cases of a certain ...

    Text Solution

    |