11 A social scientist would like to analyze the relationship between educational attainment (in years of higher education) and annual salary (in $1,000s). He collects data on 20 individuals. A portion of the data is as follows: Salary Education 40 A W 53 38 Click here for the Excel Data File a. Find the sample regression equation for the model: Salary = 60 + 61Education + . (Round your answers to 2 decimal places.) X Answer is complete but not entirely correct. Predicted Salary = 40.00 X + 3.00 X Education b. Interpret the coefficient for Education. As Education increases by 1 year, an individual's annual salary is predicted to decrease by $8,590.11 10 points b. Interpret the coefficient for Education. As Education increases by 1 year, an individual's annual salary is predicted to decrease by $8,590. As Education increases by 1 year, an individual's annual salary is predicted to decrease by $10,850. As Education increases by 1 year, an individual's annual salary is predicted to increase by $8,590. As Education increases by 1 year, an individual's annual salary is predicted to increase by $10,850. c. What is the predicted salary (in $1,000s) for an individual who completed 7 years of higher education? (Do not round intermediate calculations. Round your final answer to nearest whole number.) X Answer is complete but not entirely correct. Salary (in $1,000s) 90.00 X