# Finance Portfolio management : Calculation of standard deviation by ClassOf1

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```									              Sub: Finance                                                            Topic: Portfolio Management

Question:
Calculation of standard deviation and beta of portfolio.

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SP
Date             SPX           KO                     HD                  X          KO          HD
01/02/2001         1366.01         52.33                           46.29
02/01/2001         1239.94         47.85                           40.81
03/01/2001         1160.33         40.89                           41.43
04/02/2001         1249.46         41.82                           45.27
05/01/2001         1255.82         42.92                           47.38
06/01/2001         1224.38         40.91                           45.44
07/02/2001         1211.23         40.54                           48.45
08/01/2001         1133.58         44.24                           44.24
09/04/2001         1040.94         42.59                           36.94
10/01/2001         1059.78         43.53                           36.81
11/01/2001         1139.45         42.85                           44.96
12/03/2001         1148.08         43.02                           49.17
01/02/2002         1130.20         39.92                           48.28
02/01/2002         1106.73         43.24                           48.19
03/01/2002         1147.39         47.89                           46.90
04/01/2002         1076.92         50.86                           44.74
05/01/2002         1067.14         50.91                           40.23
06/03/2002          989.82         51.50                           35.48
07/01/2002          911.62         45.93                           29.83
08/01/2002          916.07         46.90                           31.81
09/03/2002          815.28         44.28                           25.25

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Sub: Finance                                                            Topic: Portfolio Management

10/01/2002          885.76         42.92                           27.94
11/01/2002          936.31         42.33                           25.54
12/02/2002          879.82         40.66                           23.29
01/02/2003          855.70         37.52                           20.27
02/03/2003          841.15         37.30                           22.74
03/03/2003          848.18         37.76                           23.69
04/01/2003         916.92         37.69                          27.35
05/01/2003         963.59         42.51                          31.59
06/02/2003         974.50         43.50                          32.27
07/01/2003         990.31         42.15                          30.40
08/01/2003        1008.01         40.79                          31.33
09/02/2003         995.97         40.46                          31.10
10/01/2003        1050.71         43.70                          36.19
11/03/2003        1058.20         44.01                          35.89
12/01/2003        1111.92         48.03                          34.72
01/02/2004        1131.13         46.60                          34.70
02/02/2004        1144.94         47.28                          35.52
03/01/2004        1126.21         47.84                          36.61
04/01/2004        1107.30         48.10                          34.49
05/03/2004        1120.68         48.84                          35.20
06/01/2004        1140.84         48.25                          34.58
07/01/2004        1101.72         41.92                          33.13
08/02/2004        1104.24         42.73                          36.00
09/01/2004
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