Chapter 10, Problem 10.63RE

(a)

To determine

To Calculate: the appropriate percents for comparing male and female students’ goals

Answer to Problem 10.63RE

		Grades	Popular	Sports	Total
Female	Observed	130	91	30	251
	% of row	51.8%	36.3%	12.0%	100.0%
Male	Observed	117	50	60	227
	% of row	51.5%	22.0%	26.4%	100.0%
Total	Observed	247	141	90	478
	% of row	51.7%	29.5%	18.8%	100.0%

Explanation of Solution

Given:

Gender	Grades	Popular	Sports
Female	130	91	30
Male	117	50	60

Calculation:

Row and column totals are as

Gender	Grades	Popular	Sports	Total
Female	130	91	30	251
Male	117	50	60	227
Total	247	141	90	478

The proportion of females with each goal and the proportion of males with each goal

		Grades	Popular	Sports	Total
Female	Observed	130	91	30	251
	% of row	51.8%	36.3%	12.0%	100.0%
Male	Observed	117	50	60	227
	% of row	51.5%	22.0%	26.4%	100.0%
Total	Observed	247	141	90	478
	% of row	51.7%	29.5%	18.8%	100.0%

(b)

To determine

To construct: a well-label bar graph to compare male and female responses and write the few sentences describing the relationship between gender and goals.

Explanation of Solution

Graph:

  

By seeing the bar graph, it is representing that the most of the male and female have the good grades. Minority of male find the sports and about the equal proportion of females find the popular and sports and less male looks find sports less important compared to males