Question

(ii) Among the group of students 10% scored marks below 20, 20% scored marks
between 20 and 40, 35% scored marks between 40 and 60,20% scored marks
between 60 and 80. The remaining 30 students scored marks between 80 and 100
Prepare frequency distribution table and draw a histogram.​

Answer 1

HISTOGRAM & frequency distribution table  for number of students scoring Marks

Step-by-step explanation:

Marks    Students %     Students

0-20       10%                 20

20-40     20%                40

40-60     35%                70

60-80     20%                40

80-100    15%                 30

              100%             200

A histogram is an accurate representation of the distribution of numerical data.

a graphical display of data using bars of different heights. It is similar to a Bar Chart, but a histogram groups numbers into ranges . The height of each bar shows how many fall into each range.

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