Draw a histogram for the following table which represent the marks obtained by $100$ students in an examination.
Marks $0 - 10$ $10 - 20$ $20 - 30$ $30 - 40$ $40 - 50$ $50 - 60$ $60 - 70$ $70 - 80$
Number of students $5$ $10$ $15$ $20$ $25$ $12$ $8$ $5$

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Solution

The class intervals are all equal with length of $10$ marks. Let us donate these class intervals along the X-axis. Denote the number of students along the Y-axis, with appropriate scale. The histogram is given below.

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Similar questions

Marks	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$	$50 - 60$	$60 - 70$	$70 - 80$	$80 - 90$	$90 - 100$
No. of Students	$12$	$22$	$35$	$40$	$60$	$52$	$40$	$30$	$5$

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,

50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

60

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80,

90, 50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

60

40

75

I V

Marks obtained	$0 - 10$	$10 - 20$	$20 - 40$	$40 - 45$	$45 - 60$	$60 - 70$	$70 - 85$
No. of students	$4$	$8$	$20$	$10$	$12$	$6$	$15$

Marks	$0 - 10$	$10 - 20$	$20 - 40$	$40 - 50$	$50 - 60$	$60 - 70$	$70 - 90$	$90 - 100$
No. of students	$4$	$6$	$14$	$16$	$14$	$8$	$16$	$5$

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