Question: In excel please determine how many principal components you may need to keep for further analysis. Construct and plot those principal component projections. X1 X2

In excel please determine how many principal components you may need to keep for further analysis. Construct and plot those principal component projections.

X1 X2 X3 X4 X5 X6 X7 X8
6.273 2.551 6.578 9.460 5.650 0.571 3.765 5.106
-1.798 -0.917 3.432 4.003 -2.097 -3.035 -1.700 -5.640
6.033 6.142 6.005 11.877 3.634 4.773 5.894 6.017
-2.095 -2.850 3.145 3.364 -1.574 -5.132 -4.534 -6.295
0.733 -2.896 2.995 4.372 1.530 -4.697 -2.684 -2.478
1.001 2.112 5.046 7.147 0.037 0.406 1.258 -1.079
7.333 6.076 6.211 12.295 5.326 3.457 5.737 7.186
4.338 0.345 4.626 7.419 4.354 -1.919 0.088 2.342
7.319 -0.173 4.451 8.028 7.615 -0.727 0.252 5.933
1.944 1.359 4.181 6.374 1.147 -0.545 -0.186 -0.723
-8.824 -5.158 1.354 -1.576 -7.978 -6.406 -9.118 -14.908
-0.319 1.123 4.777 5.801 -1.323 0.115 0.597 -3.242
10.077 5.792 7.737 13.426 7.935 4.248 6.739 9.572
-0.851 1.595 3.339 7.152 -2.037 -0.330 -0.268 -3.827
3.049 -2.606 3.873 4.006 3.746 -3.860 -4.005 0.808
2.415 0.551 4.583 6.942 1.944 -2.377 0.507 0.113
8.141 2.571 6.127 9.596 7.348 1.385 2.863 7.363
-1.223 5.534 4.961 9.295 -4.168 1.990 2.757 -3.425
4.046 4.667 5.807 10.988 2.351 1.653 4.124 2.725
-1.943 0.679 3.475 5.513 -2.965 -1.682 -1.061 -5.428
17.247 8.842 9.098 18.022 14.941 6.776 11.793 19.881
4.219 -0.352 4.434 6.956 4.271 -3.463 -1.562 1.882
7.809 2.394 5.688 9.181 6.882 0.884 1.006 6.945
1.594 5.011 5.821 10.543 -0.587 3.126 2.587 -0.323
4.132 6.043 5.429 11.192 1.598 3.263 4.748 2.899
3.387 4.013 5.278 10.137 1.801 1.075 1.904 1.646
8.381 4.548 5.998 12.116 6.939 1.891 4.370 7.766
0.717 0.021 4.458 6.360 0.528 -2.628 -1.515 -2.595
7.283 4.953 5.902 11.857 5.403 2.847 5.134 6.724
-6.878 -2.478 1.271 1.796 -7.379 -4.575 -5.939 -12.181
2.740 3.320 4.575 8.799 1.056 0.955 1.826 0.979
0.262 2.189 4.731 6.460 -1.140 -0.038 0.307 -2.124
-1.032 3.881 5.630 8.009 -3.412 1.382 1.576 -3.258
4.171 1.244 4.794 8.083 3.834 -0.645 0.130 2.533
5.402 4.071 6.331 10.244 3.952 3.286 3.074 4.843
4.723 4.394 6.633 10.508 3.092 3.022 2.766 3.296
-4.114 -2.173 3.376 3.174 -4.596 -4.318 -5.386 -8.617
7.841 3.567 7.091 11.510 6.319 1.699 4.071 7.451
7.606 7.019 6.647 13.454 5.309 5.029 6.432 7.970
2.039 2.032 5.333 7.323 0.932 -0.264 1.130 -0.292
2.463 1.112 4.592 6.765 1.888 -1.125 0.252 -0.015
2.878 3.060 4.452 9.788 1.340 1.895 3.074 0.907
-4.560 -0.412 2.797 2.750 -5.619 -2.962 -3.768 -9.013
2.728 3.181 5.335 8.862 1.289 1.178 1.592 0.977
-0.563 0.906 4.951 5.771 -1.513 -0.800 -0.039 -3.364
-0.950 1.025 4.451 5.942 -1.399 -1.765 -0.272 -3.256
-0.711 2.304 4.431 6.181 -2.396 -0.840 -1.587 -3.509
3.590 5.488 6.321 10.287 1.151 4.098 4.669 2.371
-4.106 1.366 3.192 6.142 -5.752 -0.374 -0.543 -7.546

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