Qn 25You are required to set up a predictive equation involving variable 1 and 2 . First you plot the data to determine if linear regression applies . You decide - Linear regression is not applicable because it appears that there are two linear patterns indicating that the data comes from two populations.- The linear regression equation will be very useful because the points have a strong linear pattern .- Linear regression is not applicable because the point is curvilinear.- You need more information before deciding to use linear regression .- Linear regression is not useful because the points have no discernible patterns .

C D E F G H K L M N variable1 variable2 5.92418 16.01040 -2.15342 6.90096 -5.68710 3.20965 -2.35173 8.11837 9.13267 20.86393 8.84593 17.88436 9 0.60205 11.33976 10 4.30225 13.72104 11 -9.69073 0.22652 12 6.81619 2.88607 13 7.00841 14.48358 14 4.48845 15.56499 15 3.06470 11.36857 16 -9.46731 1.14076 17 1.54090 12.95229 18 4.20144 5.79307 19 6.11798 15.91570 20 9.94412 16.96745 + 21 1.32124 10.86254 22 -7.69106 1.10462 23 5.89874 15.93450 24 0.72913 10.47150 25 8.39173 17.99690 26 -9.46846 0.72233 27