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Saved 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: 35 71 31 a. Find the sample regression equation for the model: Salary - po sEducation+ e. (Round answers to 2 decimal places.) SalaryEducation b. Interpret the coefficient for Education. OAs Education increases by 1 unit, an individuals annual salary is predicted to decrease by $7160. OAs Education increases by 1 unit, an individuals annual salary is predicted to increase by $7,160. O As Education increases by 1 unit, an individuals annual salary is predicted to decrease by $8,590 OAs Education increases by 1 unit, an individuals annual salary is predicted to increase by $8.590. c. What is the predicted salary for an individual who completed 6 years of higher education? (Round coefficient estimates to at least 4 decimal places and final answer to the nearest whole number.) Salary
E6 1 Salary Education 371 84 7 80 8 107 9 55 1023 11 33 12102 1340 14 67 1568 16 163 17 S5 18 83 1956 20 125 21 31 1 一一 24 25 26 27 28 29 30 31 32
math   Statistics-And-Probability   
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Salary 180 160 140 120 y 71606x + 37.777 R2 =0.4352 100 ◆ Salary 80 ー -Linear (Salary) 60 40 20 0 0 2 6 10 12

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