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A linear regression model of unemployment rate in a specific area and the sales for a certain product determined that the correlation coefficient was -0.843.
A linear regression model of unemployment rate in a specific area and the sales for a certain product determined that the correlation coefficient was -0.843. Which one of the following statements is true? a. As the unemployment rate declines, sales decline b. None of the answers provided c. As the unemployment rate increases, the sales decrease d. As sales increase, the unemployment rate increases e. The relationship between the two variables is weak
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