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:
North Korea
A country in East Asia, officially known as the Democratic People's Republic of Korea, known for its totalitarian government and isolation from much of the international community.
Economic Immigrants
International migrants who have moved from one country to another to obtain economic gains such as better employment opportunities.
International Migrants
International migrants are individuals who move from one country to another, often for reasons such as employment, education, or escape from conflict, which can impact both the origin and destination countries.
Cumulative Total Product
The overall quantity produced over a specific period when inputs are increased incrementally.
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