1. An economist is interested in the relationship between annual income and work[12] experience. She surveys a group of workers and lists the following work expe- rience (measured in years) and annual income (measured in ten-thousands of dollars): Work experience, x(years) 1 3 5 7 8 Annual income, y($10,000) 6 7 9 10 11 a) Find the linear correlation coefficient rfor the relationship between annual income and work experience. Describe the relationship. b) Find the equation of the regression line for the relationship between annual income and work experience. c) What is the predicted annual income for someone who has 6 years of work experience?

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