For the accompanying data set, (a) draw a scatter diagram of the data, (b) by hand, compute the correlation coefficient, and (c) determine whether there is a linear relation between x and y. Click...

Extracted text: For the accompanying data set, (a) draw a scatter diagram of the data, (b) by hand, compute the correlation coefficient, and (c) determine whether there is a linear relation between x and y. Click here to view the data set. Click here to view the critical values table. (a) Draw a scatter diagram of the data. Choose the correct graph below. C. A. В. D. у 20- у 20 у 20- 20- х х х X 0- 0 0- 0 0- 10 10 10 10 (b) By hand, compute the correlation coefficient. The correlation coefficient is r= (Round to three decimal places as needed.) (c) Determine whether there is a linear relation between x and y. Because the correlation coefficient is and the absolute value of the correlation coefficient, is than the critical value for this data set, linear relation exists between x and У. (Round to three decimal places as needed.)


Extracted text: Critical values for the correlation coefficient is a linear relation between x and y. Critical Values for Correlation Coefficient 3 0.997 D. 4 0.950 0.878 5 у 20- 0.811 0.754 7 0.707 9 0.666 10 0.632 11 0.602 12 0.576 13 0.553 14 0.532 15 0.514 16 0.497 17 0.482 18 0.468 19 0.456 20 0.444 21 0.433 22 0.423 23 0.413 24 0.404 25 0.396 26 0.388 Data set 2 6 7 х 4 8 12 13 18 У Print Done 27 0.381. Print Done X