A large school district is reevaluating its teachers' salaries.They have decided to use regression analysis to predict mean teacher salaries at each elementary school.The researcher uses years of experience to predict salary.The raw data is given in the table below.The resulting equation was:
Y = 19389.21 + 1330.12X,where Y = salary and X = years of experience 
(a)Develop a scatter diagram.
(b)What is the correlation coefficient?
(c)What is the coefficient of determination?
Definitions:
Income
The financial earnings received by an individual or entity, typically in the form of wages, salaries, or investments.
Liberal Solution
denotes a resolution to a problem that emphasizes freedom, democracy, and the protection of individual rights.
Welfare Dependency
A situation where individuals or families rely extensively on government assistance programs for their income over long periods.
Poverty Rate
The percentage of the population living below the national poverty line, which measures the minimum income level required to meet basic living needs.
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