8. There is a linear relationship between the price of an inkjet printer and the pages per minute that can be printed. The regression equation, which explains 55% of the variability in price, is:...

Extracted text: 8. There is a linear relationship between the price of an inkjet printer and the pages per minute that can be printed. The regression equation, which explains 55% of the variability in price, is: Predicted price = -94.22 + 90.88 (pages per minute). This means the correlation, or r, between price and pages per minute must be equal to approximately A. 0.28. B. 0.91. c. 0.30. D. 0.74. E. None of the above answers are correct