The frequency distribution of marks obtained by students in a class test is given below:

Marks (mid-points) 45 55 65 75 85

No. of Students 5 9 12 8 2

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Solution

The given data can be represented with the help of a frequency polygon.

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Similar questions

Marks	30−34	35−39	40−44	45−49	50−54	55−59	60−64
No. of Students	3	5	12	18	14	6	2

Marks	0−10	10−20	20−30	30−40	40−50
Number of Students	5	10	14	10	3

Marks obtained	0−15	15−30	30−45	45−60	60−75	75−90
Number of students	2	4	5	20	9	10

Marks	50	55	60	65	70	75
No. of Students	5	7	6	10	5	8

Marks	5−15	15−25	25−35	35−45	45−55	55−65
No. of Students	8	12	6	14	7	3

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