Assignment:
In 1990, the life expectancy of females was 78.8 years. In 1997, it was 79.5 years. Let E(t) represent the life expectancy, and let t represent the number of years since 1990.
a) Find a linear function that fits the data: ________________________________________
b) Use the function to predict the life expectancy of females in 2008.
Provide complete and step by step solution for the question and show calculations and use formulas.