In the formula $M = l + \frac{(\frac{n}{2} - cf)}{f} \times h$ for the median,$h = \ldots \ldots \ldots$
- Acumulative frequency of the class preceding the median class
- Bfrequency of the median class
- Cclass size (class length)
- Dlower limit of the median class
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Similar Questions
Find the median of the following frequency distribution:
Class $60-70$ $70-80$ $80-90$ $90-100$ $100-110$ $110-120$ Frequency $5$ $15$ $20$ $30$ $20$ $8$
| Class | $60-70$ | $70-80$ | $80-90$ | $90-100$ | $100-110$ | $110-120$ |
| Frequency | $5$ | $15$ | $20$ | $30$ | $20$ | $8$ |
Medium
View SolutionFor a given frequency distribution,$\Sigma f_{i} d_{i} = -50$,$\Sigma f_{i} = 200$ and $A = 62.5$. Then the mean $\bar{x} = $ ........
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View SolutionThe mode of the following data is $33 \frac{1}{3}$ and the total frequency is $100$. Find the missing frequencies $x$ and $y$.
Class $0-10$ $10-20$ $20-30$ $30-40$ $40-50$ $50-60$ Frequency $7$ $12$ $x$ $28$ $y$ $9$
| Class | $0-10$ | $10-20$ | $20-30$ | $30-40$ | $40-50$ | $50-60$ |
| Frequency | $7$ | $12$ | $x$ | $28$ | $y$ | $9$ |
Medium
View SolutionFor a given frequency distribution,$n=100, A=20$ and $\bar{x}=20$. Then,$\Sigma f_{i} d_{i}=\ldots \ldots \ldots . .$
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View SolutionFor some given data,if $Z - M = 12$,then $M - \bar{x} = \ldots \ldots \ldots$
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