Prices
Period EIX WMB INTC ORCL NKE
2/28/2006 44.36 21.57 20.60 12.42 86.78
1/31/2006 43.82 23.84 21.26 12.57 80.95
12/30/2005 43.61 23.17 24.96 12.21 86.79
11/30/2005 45.12 21.50 26.68 12.60 85.30
10/31/2005 43.76 22.30 23.50 12.68 84.05
9/30/2005 47.28 25.05 24.65 12.40 81.68
8/31/2005 45.03 22.44 25.72 12.99 78.91
7/29/2005 40.88 21.24 27.14 13.57 83.80
6/30/2005 40.55 19.00 26.02 13.20 86.60
5/31/2005 36.75 18.41 26.96 12.80 82.20
4/29/2005 36.30 17.02 23.52 11.56 76.81
3/31/2005 34.72 18.81 23.23 12.48 83.31
2/28/2005 32.48 18.83 23.99 12.95 86.95
1/31/2005 32.47 16.81 22.45 13.77 86.63
12/31/2004 32.03 16.29 23.39 13.72 90.69
11/30/2004 31.90 16.67 22.38 12.74 84.66
10/29/2004 30.50 12.51 22.26 12.66 81.31
9/30/2004 26.51 12.10 20.06 11.28 78.80
8/31/2004 26.88 11.89 21.29 9.97 75.31
7/30/2004 26.80 12.15 24.38 10.51 72.71
6/30/2004 25.57 11.90 27.60 11.93 75.75
5/31/2004 24.14 11.91 28.55 11.40 71.15
4/30/2004 23.40 10.30 25.73 11.25 71.95
3/31/2004 24.29 9.57 27.20 12.00 77.87
2/27/2004 23.09 9.47 29.20 12.87 73.25
1/30/2004 22.00 10.14 30.52 13.86 69.66
12/31/2003 21.93 9.82 32.05 13.23 68.46
11/28/2003 20.42 9.38 33.54 12.02 67.25
10/31/2003 19.71 10.20 32.95 11.97 63.90
9/30/2003 19.10 9.42 27.52 11.25 60.82
8/29/2003 18.86 9.13 28.59 12.83 56.98
7/31/2003 16.41 6.35 24.89 11.99 51.74
6/30/2003 16.43 7.90 20.81 12.01 53.49
5/30/2003 16.28 7.91 20.82 13.01 55.99
4/30/2003 14.59 6.95 18.37 11.88 53.53
3/31/2003 13.69 4.58 16.28 10.85 51.42
Prices Re
Period EIX WMB INTC ORCL NKE EIX
2/28/2006 44.36 21.57 20.60 12.42 86.78
1/31/2006 43.82 23.84 21.26 12.57 80.95
12/30/2005 43.61 23.17 24.96 12.21 86.79
11/30/2005 45.12 21.50 26.68 12.60 85.30
10/31/2005 43.76 22.30 23.50 12.68 84.05
9/30/2005 47.28 25.05 24.65 12.40 81.68
8/31/2005 45.03 22.44 25.72 12.99 78.91
7/29/2005 40.88 21.24 27.14 13.57 83.80
6/30/2005 40.55 19.00 26.02 13.20 86.60
5/31/2005 36.75 18.41 26.96 12.80 82.20
4/29/2005 36.30 17.02 23.52 11.56 76.81
3/31/2005 34.72 18.81 23.23 12.48 83.31
2/28/2005 32.48 18.83 23.99 12.95 86.95
1/31/2005 32.47 16.81 22.45 13.77 86.63
12/31/2004 32.03 16.29 23.39 13.72 90.69
11/30/2004 31.90 16.67 22.38 12.74 84.66
10/29/2004 30.50 12.51 22.26 12.66 81.31
9/30/2004 26.51 12.10 20.06 11.28 78.80
8/31/2004 26.88 11.89 21.29 9.97 75.31
7/30/2004 26.80 12.15 24.38 10.51 72.71
6/30/2004 25.57 11.90 27.60 11.93 75.75
5/31/2004 24.14 11.91 28.55 11.40 71.15
4/30/2004 23.40 10.30 25.73 11.25 71.95
3/31/2004 24.29 9.57 27.20 12.00 77.87
2/27/2004 23.09 9.47 29.20 12.87 73.25
1/30/2004 22.00 10.14 30.52 13.86 69.66
12/31/2003 21.93 9.82 32.05 13.23 68.46
11/28/2003 20.42 9.38 33.54 12.02 67.25
10/31/2003 19.71 10.20 32.95 11.97 63.90
9/30/2003 19.10 9.42 27.52 11.25 60.82
8/29/2003 18.86 9.13 28.59 12.83 56.98
7/31/2003 16.41 6.35 24.89 11.99 51.74
6/30/2003 16.43 7.90 20.81 12.01 53.49
5/30/2003 16.28 7.91 20.82 13.01 55.99
4/30/2003 14.59 6.95 18.37 11.88 53.53
3/31/2003 13.69 4.58 16.28 10.85 51.42
means
Portfolios
I II
EIX 0.25 0.30
WMB 0.15 0.50
INTC 0.40 -0.15
ORCL 0.05 0.47
NKE 0.15 -0.12 variance
sum 1.00 1.00
Mean
Variance
Returns Mean Adjusted Returns
WMB INTC ORCL NKE EIX WMB INTC
Mean Adjusted Returns
ORCL NKE
Prices Re
Period EIX WMB INTC ORCL NKE EIX
2/28/2006 44.36 21.57 20.60 12.42 86.78 0.0122
1/31/2006 43.82 23.84 21.26 12.57 80.95 0.0048
12/30/2005 43.61 23.17 24.96 12.21 86.79 -0.0340
11/30/2005 45.12 21.50 26.68 12.60 85.30 0.0306
10/31/2005 43.76 22.30 23.50 12.68 84.05 -0.0774
9/30/2005 47.28 25.05 24.65 12.40 81.68 0.0488
8/31/2005 45.03 22.44 25.72 12.99 78.91 0.0967
7/29/2005 40.88 21.24 27.14 13.57 83.80 0.0081
6/30/2005 40.55 19.00 26.02 13.20 86.60 0.0984
5/31/2005 36.75 18.41 26.96 12.80 82.20 0.0123
4/29/2005 36.30 17.02 23.52 11.56 76.81 0.0445
3/31/2005 34.72 18.81 23.23 12.48 83.31 0.0667
2/28/2005 32.48 18.83 23.99 12.95 86.95 0.0003
1/31/2005 32.47 16.81 22.45 13.77 86.63 0.0136
12/31/2004 32.03 16.29 23.39 13.72 90.69 0.0041
11/30/2004 31.90 16.67 22.38 12.74 84.66 0.0449
10/29/2004 30.50 12.51 22.26 12.66 81.31 0.1402
9/30/2004 26.51 12.10 20.06 11.28 78.80 -0.0139
8/31/2004 26.88 11.89 21.29 9.97 75.31 0.0030
7/30/2004 26.80 12.15 24.38 10.51 72.71 0.0470
6/30/2004 25.57 11.90 27.60 11.93 75.75 0.0575
5/31/2004 24.14 11.91 28.55 11.40 71.15 0.0311
4/30/2004 23.40 10.30 25.73 11.25 71.95 -0.0373
3/31/2004 24.29 9.57 27.20 12.00 77.87 0.0507
2/27/2004 23.09 9.47 29.20 12.87 73.25 0.0484
1/30/2004 22.00 10.14 30.52 13.86 69.66 0.0032
12/31/2003 21.93 9.82 32.05 13.23 68.46 0.0713
11/28/2003 20.42 9.38 33.54 12.02 67.25 0.0354
10/31/2003 19.71 10.20 32.95 11.97 63.90 0.0314
9/30/2003 19.10 9.42 27.52 11.25 60.82 0.0126
8/29/2003 18.86 9.13 28.59 12.83 56.98 0.1392
7/31/2003 16.41 6.35 24.89 11.99 51.74 -0.0012
6/30/2003 16.43 7.90 20.81 12.01 53.49 0.0092
5/30/2003 16.28 7.91 20.82 13.01 55.99 0.1096
4/30/2003 14.59 6.95 18.37 11.88 53.53 0.0637
3/31/2003 13.69 4.58 16.28 10.85 51.42
mean 0.0336
Portfolios I II
1 0.25 0.30
2 0.15 0.50
3 0.40 -0.15
4 0.05 0.47
5 0.15 -0.12 variance 0.0022
sum 1 1
mean return 0.0202 0.0312
variance 0.0030 0.0061
Returns Mean Adjusted Returns
WMB INTC ORCL NKE EIX WMB INTC
-0.1001 -0.0313 -0.0120 0.0695 -0.0213 -0.1443 -0.0380
0.0285 -0.1607 0.0291 -0.0697 -0.0288 -0.0158 -0.1674
0.0748 -0.0666 -0.0314 0.0173 -0.0676 0.0305 -0.0734
-0.0365 0.1269 -0.0063 0.0148 -0.0030 -0.0808 0.1202
-0.1163 -0.0478 0.0223 0.0286 -0.1110 -0.1606 -0.0545
0.1100 -0.0425 -0.0465 0.0345 0.0152 0.0658 -0.0492
0.0550 -0.0537 -0.0437 -0.0601 0.0631 0.0107 -0.0605
0.1114 0.0421 0.0276 -0.0329 -0.0255 0.0672 0.0354
0.0315 -0.0355 0.0308 0.0521 0.0648 -0.0127 -0.0422
0.0785 0.1365 0.1019 0.0678 -0.0213 0.0342 0.1298
-0.1000 0.0124 -0.0766 -0.0812 0.0109 -0.1443 0.0057
-0.0011 -0.0322 -0.0370 -0.0428 0.0331 -0.0453 -0.0389
0.1135 0.0663 -0.0614 0.0037 -0.0333 0.0692 0.0596
0.0314 -0.0410 0.0036 -0.0458 -0.0199 -0.0129 -0.0477
-0.0231 0.0441 0.0741 0.0688 -0.0295 -0.0673 0.0374
0.2871 0.0054 0.0063 0.0404 0.0113 0.2428 -0.0013
0.0333 0.1041 0.1154 0.0314 0.1066 -0.0110 0.0973
0.0175 -0.0595 0.1235 0.0453 -0.0475 -0.0268 -0.0662
-0.0216 -0.1355 -0.0527 0.0351 -0.0306 -0.0659 -0.1423
0.0208 -0.1241 -0.1267 -0.0410 0.0134 -0.0235 -0.1308
-0.0008 -0.0338 0.0454 0.0626 0.0240 -0.0451 -0.0406
0.1452 0.1040 0.0132 -0.0112 -0.0025 0.1010 0.0973
0.0735 -0.0556 -0.0645 -0.0791 -0.0709 0.0292 -0.0623
0.0105 -0.0710 -0.0700 0.0612 0.0171 -0.0338 -0.0777
-0.0684 -0.0442 -0.0741 0.0503 0.0148 -0.1126 -0.0509
0.0321 -0.0489 0.0465 0.0174 -0.0304 -0.0122 -0.0556
0.0458 -0.0454 0.0959 0.0178 0.0378 0.0016 -0.0522
-0.0838 0.0177 0.0042 0.0511 0.0018 -0.1281 0.0110
0.0796 0.1801 0.0620 0.0494 -0.0022 0.0353 0.1734
0.0313 -0.0381 -0.1314 0.0652 -0.0209 -0.0130 -0.0449
0.3631 0.1386 0.0677 0.0965 0.1056 0.3188 0.1319
-0.2184 0.1790 -0.0017 -0.0333 -0.0348 -0.2627 0.1723
-0.0013 -0.0005 -0.0800 -0.0457 -0.0244 -0.0455 -0.0072
0.1294 0.1252 0.0909 0.0449 0.0760 0.0851 0.1185
0.4170 0.1208 0.0908 0.0402 0.0301 0.3728 0.1141
0.0443 0.0067 0.0039 0.0150 0.0000 0.0000 0.0000
0.0022 0.0022 0.0012
0.0022 0.0155 0.0029
0.0012 0.0029 0.0081
0.0008 0.0025 0.0027
0.0005 0.0013 0.0011
0.0155 0.0081 0.0047 0.0024 0.0022 0.0155 0.0081
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Mean Adjusted Returns
ORCL NKE
-0.0159 0.0546
0.0252 -0.0846
-0.0353 0.0024
-0.0102 -0.0002
0.0185 0.0136
-0.0503 0.0195
-0.0475 -0.0751
0.0238 -0.0478
0.0269 0.0372
0.0980 0.0529
-0.0804 -0.0962
-0.0408 -0.0577
-0.0653 -0.0113
-0.0002 -0.0608
0.0702 0.0539
0.0024 0.0254
0.1116 0.0164
0.1196 0.0303
-0.0566 0.0202
-0.1306 -0.0559
0.0416 0.0477
0.0094 -0.0261
-0.0684 -0.0940
-0.0739 0.0462
-0.0780 0.0353
0.0427 0.0024
0.0921 0.0029
0.0003 0.0361
0.0582 0.0344
-0.1353 0.0503
0.0638 0.0815
-0.0055 -0.0482
-0.0838 -0.0606
0.0870 0.0300
0.0869 0.0253
0.0000 0.0000
0.0008 0.0005
0.0025 0.0013
0.0027 0.0011
0.0047 0.0013
0.0013 0.0024
0.0047 0.0024
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