Q.2.70
Question
Use cutpoint grouping with a first-class midpoint of and a class width of .
Step-by-Step Solution
Verified Answer
a). The frequency distribution,
b). Relative frequency distribution,
c). The frequency histogram,
1Part (a) Step 1: Given Information
Given data:
2Part (a) Step 2: Explanation
The frequency distribution for the given data is,
3Part (b) Step 1: Given Information
Given data:
4Part (b) Step 2: Explanation
Relative frequency distribution is
5Part (c) Step 1: Given Information
Given data:
6Part (c) Step 2: Explanation
The bars must be the same width and constrained by the lower class limitations.
The frequency must be reflected in the height of the bars.
The frequency distribution is represented by the histogram below:
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