For a given frequency distribution,the cumulative frequency of the fourth class is $25$ and the frequency of the fourth class is $10$. Then,the cumulative frequency of the third class is ...............

  • A
    $35$
  • B
    $22$
  • C
    $20$
  • D
    $15$

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Similar Questions

The excluding type of class $30-45$ does not include .........

For the following data,the modal class is .... .
Class$0-10$$10-20$$20-30$$30-40$$40-50$
Frequency$7$$16$$25$$32$$20$

In the formula $\bar{x} = A + \frac{\Sigma f_{i} d_{i}}{\Sigma f_{i}}$,$d_{i} =$ .........

In the usual notations,$Z - M = \ldots \ldots \ldots \quad (M - \bar{x})$

If $Z=12$ and $M=16,$ then $\bar{x}=$ ............

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