Q.2.80 - Elementary Statistics

Question

Number of Siblings. Professor Weiss asked his introductory statistics students to state how many siblings they have. The responses are shown in the following table. Use single-value grouping.

Step-by-Step Solution

Answer

a). The frequency distribution,

b). The relative frequency distribution,

c). Frequency histogram,

d). Relative frequency histogram,

Part (a) Step 1: Given Information

Given data:

Part (a) Step 2: Explanation

The frequency distribution is calculated for the given data,

Part (b) Step 1: Given Information

Given data:

Part (b) Step 2: Explanation

The relative frequency for the given data,

Part (c) Step 1: Given Information

Given data:

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:

Part (d) Step 1: Given Information

Given data:

Part (d) 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: