For the calculation of mode of the following frequency distribution,$f_{0} = \dots \dots \dots \dots \dots$
Class $1-3$ $3-5$ $5-7$ $7-9$ $9-11$
Frequency $6$ $3$ $8$ $2$ $1$

  • A
    $3$
  • B
    $8$
  • C
    $2$
  • D
    $6$

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Similar Questions

For a given frequency distribution,$\Sigma f_{i} d_{i} = -50$,$\Sigma f_{i} = 200$ and $A = 62.5$. Then the mean $\bar{x} = $ ........

For some given data,if $Z - M = 12$,then $M - \bar{x} = \ldots \ldots \ldots$

For a given frequency distribution,$\Sigma f_{i} x_{i} = 1790$ and $\Sigma f_{i} = 50$. Then,the mean $\bar{x} = $ ..........

For a given frequency distribution,the frequencies of the first,second,and third class are $8$,$15$,and $18$ respectively. Then,the cumulative frequency of the third class is $\ldots \ldots \ldots \ldots .$

The times,in seconds,taken by $150$ athletes to run a $110\, m$ hurdle race are tabulated below:
Class (seconds) $13.8-14.0$ $14.0-14.2$ $14.2-14.4$ $14.4-14.6$ $14.6-14.8$ $14.8-15.0$
Frequency $2$ $4$ $5$ $71$ $48$ $20$

The number of athletes who completed the race in less than $14.6\, s$ is:

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