Q. 10 4.2( 5 Votes )

The following table shows the cumulative frequency distribution of marks of 800 students in an examination.

Construct a frequency distribution table for the data above.

Answer :

Here, we observe that 10 students have scored marks below 10 i.e., it lies between class interval 0 - 10. Similarly, 50 students have scored marks below 20. So, 50 – 10 = 40 students lie in the interval 10 – 20 and so on. The table of a frequency distribution for the given data is:

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