14. A 90 percent confidence interval for the slope of a regression line is determined to be (-0.181, 1.529). Which of the following statements must be true? (A) The correlation coefficient of the data...

#14

Extracted text: 14. A 90 percent confidence interval for the slope of a regression line is determined to be (-0.181, 1.529). Which of the following statements must be true? (A) The correlation coefficient of the data is positive. (B) The sum of the residuals for the data based on the regression line is positive. (C) A scatterplot of the data would show a linear pattern. (D) The slope of the sample regression line is 1.348. (E) The slope of the sample regression line is 0.