1.

The following table shows the classification of percentages of marks of students and the number of students. Draw a frequency polygon from the table. Result (Percentage) 30 - 40 40 - 50 50 - 60 60 -70 70 - 80 80 - 90 90 - 100 No. of students 7 33 45 65 47 18 5

Answer»
The following table shows the classification of percentages of marks of students and the number of students. Draw a frequency polygon from the table.

























Result (Percentage) 30 - 40 40 - 50 50 - 60 60 -70 70 - 80 80 - 90 90 - 100
No. of students 7 33 45 65 47 18 5


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