Question

:s Question Help Use the given data to find the equation of the regression line. Examine the scatterplot and identify a characteristic of the data that is ignored by the regression line х 11 7.8 9 6.85 13 13.03 10 7.14 11 7.96 13 9.25 5 5.91 4 5.34 12 8.22 8 6.47 5 5.69 OA. OB. OC. OD AY AY 25- AN 25- 20 AY 25- 203 201 Q 25- 2012 15 10 15 10 o 15 10 o 15 10 o o pogo ಕೈ 5 ఐ.000 5 55 5 0 0 0 5 10 15 20 25 5 10 15 20 25 0 0 5 10 15 20 25 0 5 10 15 20 25 Find the equation of the regression line. y= x (Round the constant two decimal places as needed. Round the coefficient to three decimal places as needed.) Identify a characteristic of the data that is ignored by the regression line. O A. There is an influential point that strongly affects the graph of the regression line. OB. There is no trend in the data O C. The data has a pattern that is not a straight line. Click to select your answer(s). ?

Answer 1

4 х Гу 11 5 7.8 6 9 6.85 7 13 13.03 8 10 7.14 9 11 7.96 10 13 9.25 11 5 5.91 12 4 5.34 13 12 14 8 8.22 6.47 5.69 15 5 16 17 Scatter plot 18 19 scatter plot 20 15 21 22 10 y = 0.5357x + 2.6869 R2 = 0.6653 23 Series1 5 24 Linear (Series1) o 25 0 5 10 15 26 х 27 28 29 Hence, option A of scatter plot is correct answer. 30 31 Equation of regression line is 32 33 34 y= 2.69+0.536x Characteristics ignored by regression line is the correct ans is , option A 35 36 37 A.There is a influential point that strongaly affect the graph of the regression line. 38