Chapter 1.3, Problem 118E

a.

To determine

To construct: The parallel box plot.

Explanation of Solution

Given:

The data set is:

Women	Men
154	108
109	140
137	114
115	91
152	180
140	115
154	126
178	92
101	169
103	146
126	109
126	130
137	75
165	88
165	113
129	151
200	70
148	115
	187
	104

Graph:

The parallel box-plot could be constructed as:

  

b.

To determine

To find: The numerical descriptive statistics using calculator.

Explanation of Solution

The numerical descriptive statistics using calculator for Men can be calculated as:

  

  

For women, the numerical descriptive statistics using calculator are”

  

  

c.

To determine

To find: Whether difference exists in the study habits of men and women.

Explanation of Solution

From the boxplot, it could be said that the women study more frequently than the men.