A social scientist would like to analyze the relationship between educational attainment [in years of higher education] and annual salary [in $1,0005]. He collects data on 20 individuals. A portion of the data is as follows: salary Educatim 35 5 59 5 3? 0 3 Click here for the Excel Data File 3 Click here for the csv Data File a. Find the sample regression equation for the model: Salary = 63 + alEducation + a. [Round answers to 3 decimal places} Salary : + Education b. interpret .he coefcient for Education. 0 As Education increases by 1 year, an individual's annual salary is predicted to decrease by $3,874. 0 As Education increases by 1 year, an individual's annual salary is predicted to decrease by $8,590. 0 As Education increases by '1 year, an individual's annual salary is predicted to increase by $8,590. C) As Education increases by 1 year, an individual's annual salary is predicted to increase by $3,814. 1:. What is the predicted salary for an individual who completed 9 years of higher education? (Round answer to the nearest whole number.) 5% s