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2.4 Exercise 128

Avg difficulty 2.5

(4,500, 2000); (4,700, 2001); (5,200, 2003); (5,800, 2006) (\text{4},\text{500},\textrm{ }\text{2000});\textrm{ }(\text{4},\text{700},\textrm{ }\text{2001});\textrm{ }(\text{5},\text{200},\textrm{ }\text{2003});\textrm{ }(\text{5},\text{800},\textrm{ }\text{2006})

What is the correlation coefficient for this model?

OpenStax Precalculus 2e, 2.4 Fitting Linear Models to Data, exercise 128

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Adapted from College Algebra © 2021 Rice University. Licensed under CC BY 4.0. Sources: College Algebra 2e, Algebra and Trigonometry 2e, Precalculus 2e, College Algebra with Corequisite Support 2e. Imported at revision 4922e46.