Home
Class 10
MATHS
The class marks of a class interval is ....

The class marks of a class interval is ..........

A

upper boundary + lower boundary

B

upper boundary - lower boundary

C

`(upper boundary + Lower boundary)/2`

D

`(upper boundary - Lower boundary)/2`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    BEYOND PUBLICATION|Exercise EXERCISE|141 Videos

  • SIMILAR TRIANGLES

    BEYOND PUBLICATION|Exercise EXERCISE|143 Videos

  • TANGENTS AND SECANTS TO CIRCLE

    BEYOND PUBLICATION|Exercise EXERCISE|157 Videos

Similar Questions

Explore conceptually related problems

Class marks of a class x - y is ...........

A grouped frequency distribution table is given below with class mark (mid values of class intervals) and frequencies. Find the class intervals.

Class interval of the class 11-20 is .........

The width of the class interval 40-50 is

The class mark of 10-25 is………..

Find the sum of lower limit of median class and upper limit of modal class is ..........

The width of the class interval 20- 30 is

The mid value of the class 10-19 is ........

In the following grouped frequency distribution table class marks are given. Construct class intervals of the data. (Exclusive class intervals)

Calculate the boundaries of the class interval in the above table 10-20,20-30.

BEYOND PUBLICATION-STATISTICS-EXERCISE
  1. The symbol of "implies" is…….

    Text Solution

    |

  2. Range of the data 16,17,15,11,18,23,10,9,10

    Text Solution

    |

  3. The class marks of a class interval is ..........

    Text Solution

    |

  4. If mode of the following data is 7, then the value of 6, 3, 5, 6, 7, 5...

    Text Solution

    |

  5. Which of the following is not a measure of central tendency ?

    Text Solution

    |

  6. For a symmetrical distribution, which is correct ?

    Text Solution

    |

  7. The measure of central tendency which take into account all data terms...

    Text Solution

    |

  8. A data arrange in descending order has 25 observations. Which observat...

    Text Solution

    |

  9. Construction of cumulative frequency table is useful in determining th...

    Text Solution

    |

  10. For a given data with,60 observations, 'the less than ogive' and 'the ...

    Text Solution

    |

  11. For a given data with 50 observations 'the less than ogive' and the mo...

    Text Solution

    |

  12. The abscissa of the point of intersection of the less than type and 'm...

    Text Solution

    |

  13. For a distribution with odd number (n) of observations, the median is ...

    Text Solution

    |

  14. For a distribution with even number (n) of observations, the median is...

    Text Solution

    |

  15. For a continuos grouped frequency distribution the meidan is given by

    Text Solution

    |

  16. Class marks of a class x - y is ...........

    Text Solution

    |

  17. Mean of n-observations x1,x2,…………….,xn repeated f1, f2, f3…………….fn tim...

    Text Solution

    |

  18. Mode of a continuous grouped distribution is ..........

    Text Solution

    |

  19. If assumed mean is a then mean=………

    Text Solution

    |

  20. Mode is the value of variate which occurs ........... number of times.

    Text Solution

    |