Chapter 4.3, Problem 119E

(a)

To determine

To construct segmented bar graphs to display the distribution of opinions for males and for females.

Explanation of Solution

The segmented bar graphs to display the distribution of opinions for males and for females is as follows:

  

The colour in red represents the female and the colour in blue represents the male in the graph above.

(b)

To determine

To find out is there an association between gender and opinion for the treatment of this sample or not and explain it.

Answer to Problem 119E

There is association between them.

Explanation of Solution

While looking at the data and the bar graph we note that the distribution of men and women are fairly similar. Also we do note that more men seem to (strongly) agree, while more women seem to (strongly) disagree. Thus, from this conclusion we can say that there is an association between gender and opinion for the treatment of this sample.