Q.2.81 - Elementary Statistics

Question

Household Size. The U.S. Census Bureau conducts nationwide surveys on the characteristics of U.S. households and publishes the results in Current Population Reports. Following are data on the number of people per household for a sample of $40$ households. Use single-value grouping.

Step-by-Step Solution

Answer

a). The frequency distribution,

b). Relative frequency,

c). Frequency histogram,

d). Relative frequency histogram,

Part (a) Step 1: Given Information

Given data:

Part (a) Step 2: Explanation

The frequency distribution for the given data,

Part (b) Step 1: Given Information

Given data:

Part (b) Step: Explanation

Relative frequency distribution 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: