The Human Development Index (H.D.I.) provides a composite measure of three dimensions of human development: life expectancy, adult literacy, and income. One county's H.D.I. trend is shown below.

A) Determine the equation of the least squares regression line.
B) Estimate the H.D.I. in year 6.5.
C) Construct a 95% confidence interval for the response in part B. Round your answer to three decimal places.

Question

The Human Development Index (H.D.I.) provides a composite measure of three dimensions of human development: life expectancy, adult literacy, and income. One county's H.D.I. trend is shown below.
  
A) Determine the equation of the least squares regression line. 
B) Estimate the H.D.I. in year 6.5. 
C) Construct a 95% confidence interval for the response in part B. Round your answer to three decimal places.

Quizplus · Accepted Answer

The Answer of The Human Development Index (H.D.I.) provides a composite measure of three dimensions of human development: life expectancy, adult literacy, and income. One county's H.D.I. trend is shown below.
  
A) Determine the equation of the least squares regression line. 
B) Estimate the H.D.I. in year 6.5. 
C) Construct a 95% confidence interval for the response in part B. Round your answer to three decimal places.