The percentage of the population lacking functional literacy skills and the percentage of the population living below 50% of median income is given in the following table for eight highly developed countries: Country Select one: O a. (-0.23, 13.38) O b. (0.35, 1.48) O c. (0.38, 1.45) O d. (0.16, 12.99) Pop. living Pop. lacking below 50% of functional median income literacy skills (x) (y) Australia Canada 11.4 Ireland 16.2 Switzerland 7.6 United States 17.0 Denmark 5.6 12.5 United Kingdom Germany 8.4 Assuming that the regression model assumptions are valid, construct a 95% confidence interval for $₁. 12.2 17.0 14.6 22.6 15.9 20.0 9.6 21.8 14.4

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The percentage of the population lacking functional literacy skills and the percentage of the population living below 50% of median income is given in the following table for eight
highly developed countries:
Select one:
Country
a. (-0.23, 13.38)
b.
(0.35, 1.48)
c.
(0.38, 1.45)
O d. (0.16, 12.99)
Australia
Canada
Ireland
Switzerland
Pop. living Pop. lacking
below 50% of functional
median income literacy skills
(x)
(y)
12.2
United States
Denmark
United Kingdom
Germany
Assuming that the regression model assumptions are valid, construct a 95% confidence interval for ₁.
11.4
16.2
7.6
17.0
5.6
12.5
8.4
17.0
14.6
22.6
15.9
20.0
9.6
21.8
14.4
Transcribed Image Text:The percentage of the population lacking functional literacy skills and the percentage of the population living below 50% of median income is given in the following table for eight highly developed countries: Select one: Country a. (-0.23, 13.38) b. (0.35, 1.48) c. (0.38, 1.45) O d. (0.16, 12.99) Australia Canada Ireland Switzerland Pop. living Pop. lacking below 50% of functional median income literacy skills (x) (y) 12.2 United States Denmark United Kingdom Germany Assuming that the regression model assumptions are valid, construct a 95% confidence interval for ₁. 11.4 16.2 7.6 17.0 5.6 12.5 8.4 17.0 14.6 22.6 15.9 20.0 9.6 21.8 14.4
Expert Solution
Step 1: Define the formula of confidence interval for slope.

The formula of confidence interval for slope is,

Statistics homework question answer, step 1, image 1

Where,

 bl denotes the slope

Sb1 denotes the standard error of slope.

 

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