For the following dataset enter the data into a calculator

Asked by maham237 @ in Mathematics viewed by 295 People

and find the least squares regression line, correlation coefficient, and coefficient of determination. Remember to show your thinking through your work. . . X1: 10, 8, 13, 9, 11, 14, 6, 4, 12, 7, 5. y1: 8.04, 6.95, 7.58, 8.81, 8.33, 9.96, 7.24, 4.26, 10.84, 4.82, 5.68

Answered by maham237 @


We input simply the data to the calculator using the stat mode on the right x and y columns. The coefficient of lnear regression, r2 is equal to 0.67. The equation in the calculator resulted to y = 0.5 x + 3. The low r^2 means the relationship is not linear and the equation is not accurate to use.

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