Question

1) Given the data set below 25 52 67 23 78 89 57 90 32 77...

1) Given the data set below
25 52 67 23 78 89 57 90 32 77
45 48 62 54 94 69 46 79 40 33
21 57 84 54 23 34 68 63 61 76
87 78 39 50 70 60 32 65 73 45
28 82 66 79 71 80 46 66 24 90

a) Construct a Frequency Distribution with 8 classes and a class width of 10
b) Construct a Relative Frequency distribution from the frequency distribution
c) Construct a cumulative frequency from the frequency distribution

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

Relative frequency for any class is

= (frequency of that class)/50

CF is the cumulative frequency.

Cumulative frequency for any class is the sum of the frequency of that class and all the frequency of the previous classes .

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