# PCA ex1 X Y 2.329643182 1.071668976 10.98414386 9.271895028 3.382279394 15.82974497 5.942728538 4.133396169 16.05974719 12.82929022 6.454053068 6.392832706 13.57856448 14.10644657 10.24714144 12.11276518 16.204672 11.54589908 19.13303951 9.137988324 13.5467631 12.69126396 14.92819381 16.57894943 10.98963758 15.66131396 20.96887981 12.85404408 11.27708179 25.0638846 22.91402023 13.40792476 20.6835121 31.37275217 17.53809778 25.48218157 19.83025101 25.74836146 24.7009013 30.53683321