The table below lists brain sizes (in cm^(3) ) and IQ scores of subjects. Complete parts a through d. Brain Size 959 1017 1021 1207 1039 1062 1032 1049 1169 1113 IQ Score 92 89 90 106 104 98 124 135 116 114 a. How well does the best-fit line actually fit the points in the scatterplot? Construct a scatterplot and draw the best-fit line. Choose the correct graph below. A. B. C. C. D. b. Briefly discuss the strength of the correlation. Compute r and r^(2) Based on the value for r^(2), identify how much of the variation in the variable can be accounted for by the best-fit line