Biomedical Sciences: Life Expectancy The following tables give the life expectancy for a...

Biomedical Sciences: Life Expectancy The following tables give the life expectancy for a newborn child born in the indicated year. (Exercise 75 is for males, Exercise 76 for females.)

a. Number the data columns with x-values 1–5 and use linear regression to fit a line to the data. State the regression formula. [Hint: See Example 9.]

b. Interpret the slope of the line. From your answer, what is the yearly change in life expectancy?

c. Use the regression line to predict life expectancy for a child born in 2025.