Name the series in which cumulative frequency can be calculated.

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Solution

In discrete series and continuous series (for grouped data), the cumulative frequency can be calculated.

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Similar questions

Convert the following 'less than' cumulative frequency series into 'more than' cumulative frequency series:

$\begin{matrix} Marks less than & 5 & 10 & 15 & 20 Cumulative Frequency & 12 & 25 & 35 & 55 \end{matrix}$

Q. Calculate the frequency between the limit

600 - 1000

in the less than cumulative frequency curve.

Q. To find the median of grouped data, the cumulative frequency never can be greater than _____.

The marks obtained by 100 students of a class in an examination are given below:

$\begin{matrix} M a r k s & N u m b e r o f s t u d e n t s 0 - 5 & 2 5 - 10 & 5 10 - 15 & 6 15 - 20 & 8 20 - 25 & 10 25 - 30 & 25 30 - 35 & 20 35 - 40 & 18 40 - 45 & 4 45 - 50 & 2 \end{matrix}$

Draw cumulative frequency curves by using (i) 'less than's series and (ii) 'more than' series.

Hence,find the median.

Q. The cumulative frequency of first group in more than cumulative frequency distribution is always equal to

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