The modal class of a frequency distribution is $20-24$. Then,in the calculations of mode,$l=$ ..........
- A$20$
- B$22$
- C$24$
- D$25$
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$\frac{Z-M}{M-\bar{x}}=\ldots \ldots \ldots \ldots$
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View SolutionFor a given frequency distribution,the total frequency is $25$ and $\Sigma f_{i} x_{i} = 120$. Then,the mean is $\ldots$
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View SolutionThe monthly income of $100$ families is given as follows:
Income (in $Rs.$) Number of families $0-5000$ $8$ $5000-10000$ $26$ $10000-15000$ $41$ $15000-20000$ $16$ $20000-25000$ $3$ $25000-30000$ $3$ $30000-35000$ $2$ $35000-40000$ $1$
Calculate the modal income (in $Rs.$).
| Income (in $Rs.$) | Number of families |
| $0-5000$ | $8$ |
| $5000-10000$ | $26$ |
| $10000-15000$ | $41$ |
| $15000-20000$ | $16$ |
| $20000-25000$ | $3$ |
| $25000-30000$ | $3$ |
| $30000-35000$ | $2$ |
| $35000-40000$ | $1$ |
Calculate the modal income (in $Rs.$).
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View SolutionFor some given data,if $M + \bar{x} = 165$ and $M - \bar{x} = 1$,then $Z = \dots$
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