(Answered) Construct a frequency distribution that has 5 classes and

Statistics

Exam scores for all students in a statistics class are:

30 28 26 39 34 33 20 39 28 33 26 39 32 28 31 39 33 31 33 32

Construct a frequency distribution that has 5 classes, and draw:

a) bar graph

b) a histogram

c) a pie chart

Please help me as soon as possible.

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