Find the equation of the regression line for the given data. Then construct a scatter plot of the data and draw the regression line. (The pair of variables have a significant correlation.) Then use...

Extracted text: Find the equation of the regression line for the given data. Then construct a scatter plot of the data and draw the regression line. (The pair of variables have a significant correlation.) Then use the regression equation to predict the value of y for each of the given x-values, if meaningful. The number of hours 6 students spent for a test and their scores on that test are shown below. Hours spent studying, x Test score, y (a) x = 2 hours (c) x = 15 hours (b) x = 4.5 hours (d) x = 1.5 hours 1 2 2 3 4 40 44 51 48 62 73 .. U0.2 D. not meaningful (b) Predict the value of y for x = 4.5. Choose the correct answer below. A. 149.6 В. 42.4 C. 66.2 D. not meaningful (c) Predict the value of y for x = 15. Choose the correct answer below. A. 66.2 В. 46.4 C. 149.6 D. not meaningful (d) Predict the value of y for x = 1.5. Choose the correct answer below. O A. 46.4 В. 149.6 С. 42.4 D. not meaningful


Extracted text: Find the equation of the regression line for the given data. Then construct a scatter plot of the data and draw the regression line. (The pair of variables have a significant correlation.) Then use the regression equation to predict the value of y for each of the given x-values, if meaningful. The number of hours 6 students spent for a test and their scores on that test are shown below. Hours spent studying, x Test score, y (a) x = 2 hours (c) x = 15 hours (b) x = 4.5 hours (d) x = 1.5 hours 1 2 3 4 40 44 51 48 62 73 Find the regression equation. y =x+ (D (Round the slope to three decimal places as needed. Round the y-intercept to two decimal places as needed.) Choose the correct graph below. A. В. C. D. 80- 80- 80- 80- 0- 0- 0- 8 Hours studying 8 Hours studying Hours studying Hours studying (a) Predict the value of y for x = 2. Choose the correct answer below. A. 42.4 В. 46.4 C. 66.2 D. not meaningful (b) Predict the value of y for x = 4.5. Choose the correct answer below. A. 149.6 R 42 4 Test score Test score Test score Test score