SAT Score 419 380 585 690 608 388 418 GPA 2.90 2.90 3.03 3.45 3.63 2.91...

Transcribed Image Text:

SAT Score 419 380 585 690 608 388 418 GPA 2.90 2.90 3.03 3.45 3.63 2.91 2.12 Student H J K L M SAT Score GPA 2.56 484 734 506 3.20 1.99 2.73 616 709 366 3.90 1.62 a) The least-squares regression equation that shows the best relationship between GPA and the SAT score is (round your responses to four decimal places): = 1.0660 + 0.0033x where GPA and x = SAT score. b) For a student with an SAT score of 350, the expected GPA 2.22 (round your response to two decimal places). c) For a student with an SAT score of 790, the expected GPA 3.67 (round your response to two decimal places). The coefficient of determination for the least-squares regression model is 0.4651 (round your response to four decimal places). The coefficient of determination shows that by using this model, about 1/2 of the variation is explained by the model SAT Score 419 380 585 690 608 388 418 GPA 2.90 2.90 3.03 3.45 3.63 2.91 2.12 Student H J K L M SAT Score GPA 2.56 484 734 506 3.20 1.99 2.73 616 709 366 3.90 1.62 a) The least-squares regression equation that shows the best relationship between GPA and the SAT score is (round your responses to four decimal places): = 1.0660 + 0.0033x where GPA and x = SAT score. b) For a student with an SAT score of 350, the expected GPA 2.22 (round your response to two decimal places). c) For a student with an SAT score of 790, the expected GPA 3.67 (round your response to two decimal places). The coefficient of determination for the least-squares regression model is 0.4651 (round your response to four decimal places). The coefficient of determination shows that by using this model, about 1/2 of the variation is explained by the model