Asocial scientist would like to analyze relationship between educational attainment and. he collects the following sample data, where education refers to years of higher education and salary is the individual's annual salary (in $1,000s):
education 3 4 6 2 5 4 8 0
salary 40 53 80 42 70 50 110 38
a. find the sample regression equation for the model: salary= beta_0 + beta_1 education + epsilon.
b. interpret the coefficient for education.
c. what is the predicted salary for an individual who completed 7 years of higher education?