The following data give the percentage of women working in five companies in the retail and trade industry. The percentage of management jobs held by women in each company is also shown. 60 50 40 a. From the following select the appropriate scatter diagram for these data with the percentage of women working in the company as the independent variable. Scatter diagram a %Management 30 20 10 Scatter diagram b %Management 60 50 40 30 20 10 10 20 30 Scatter diagram c %Management 60 so -40 10 20 30 20 10- 10 30 Scatter diagram c 40 40 40 ● ● 50 60%Working 50 60%Working % Working % 50 60 %Working Management 68 46 74 54 61 50 22 65 48 34

MATLAB: An Introduction with Applications
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The following data give the percentage of women working in five companies in the retail and trade industry. The percentage of management jobs held by women in each company is also shown.
%Management
60
50
a. From the following select the appropriate scatter diagram for these data with the percentage of women working in the company as the independent variable.
Scatter diagram a
40
-30
20
10
20
Scatter diagram b
%Management
-60
50
-40
30
20
10
20
Scatter diagram c
-60
%Management
50
10
-40
30
20
10
10
30
10
20
30
40 5,0
Scatter diagram c
40 50
60 %Working
6,0% Working
3,0 4,0 50 60%Working
% Working
%
Management
68 46 74 54 61
50 22 65 48 34
Transcribed Image Text:The following data give the percentage of women working in five companies in the retail and trade industry. The percentage of management jobs held by women in each company is also shown. %Management 60 50 a. From the following select the appropriate scatter diagram for these data with the percentage of women working in the company as the independent variable. Scatter diagram a 40 -30 20 10 20 Scatter diagram b %Management -60 50 -40 30 20 10 20 Scatter diagram c -60 %Management 50 10 -40 30 20 10 10 30 10 20 30 40 5,0 Scatter diagram c 40 50 60 %Working 6,0% Working 3,0 4,0 50 60%Working % Working % Management 68 46 74 54 61 50 22 65 48 34
b. What does the scatter diagram developed in part (a) indicate about the relationship between the two variables?
Positive linear relationship
c. Try to approximate the relationship between the percentage of the women working in the company and the percetage of the management jobs held by women in that company.
Many different straight lines can be drawn to provide a linear
+
approximation of the relationship between and y.
d. Develop the estimated regression equation by computing the values bo and b₁. Enter negative values as negative numbers. Do not round intermediate calculations. Round your answers to one decimal place.
+
X
x
e. Predict the percentage of management jobs held by women in a company that has 60% women employees. Do not round intermediate calculations. Round your answers to nearest whole value.
* %
Transcribed Image Text:b. What does the scatter diagram developed in part (a) indicate about the relationship between the two variables? Positive linear relationship c. Try to approximate the relationship between the percentage of the women working in the company and the percetage of the management jobs held by women in that company. Many different straight lines can be drawn to provide a linear + approximation of the relationship between and y. d. Develop the estimated regression equation by computing the values bo and b₁. Enter negative values as negative numbers. Do not round intermediate calculations. Round your answers to one decimal place. + X x e. Predict the percentage of management jobs held by women in a company that has 60% women employees. Do not round intermediate calculations. Round your answers to nearest whole value. * %
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