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Chapter 2: Q.2.70 (page 69)

Use cutpoint grouping with a first-class midpoint of 0.5and a class width of 1.

Short Answer

Expert verified

a). The frequency distribution,

b). Relative frequency distribution,

c). The frequency histogram,

Step by step solution

01

Part (a) Step 1: Given Information

Given data:

02

Part (a) Step 2: Explanation

The frequency distribution for the given data is,

03

Part (b) Step 1: Given Information

Given data:

04

Part (b) Step 2: Explanation

Relative frequency distribution is

05

Part (c) Step 1: Given Information

Given data:

06

Part (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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