Output from outldem1.sas	Source 0 Graphs

                      Outlier demonstration: 2 variables                     1
                    Charts of X1 & X2 show nothing strange

               X1
            Midpoint                                        Freq
                    |
             -2.5   |****                                      4
                    |
             -1.5   |***************                          15
                    |
             -0.5   |*********************************        33
                    |
              0.5   |*************************************    37
                    |
              1.5   |***********                              11
                    |
              2.5   |*                                         1
                    |
              3.5   |*                                         1
                    |
                    -----+----+----+----+----+----+----+--
                         5    10   15   20   25   30   35

                                   Frequency

                      Outlier demonstration: 2 variables                     2
                    Charts of X1 & X2 show nothing strange

                X2
             Midpoint                                      Freq
                     |
              -2.5   |****                                    4
                     |
              -1.5   |***************                        15
                     |
              -0.5   |***********************************    35
                     |
               0.5   |**********************************     34
                     |
               1.5   |************                           12
                     |
               2.5   |*                                       1
                     |
               3.5   |*                                       1
                     |
                     -----+----+----+----+----+----+----+
                          5    10   15   20   25   30   35

                                   Frequency

                      Outlier demonstration: 2 variables                     3
                         Two-way plot shows outliers

              Plot of X2*X1.  Legend: A = 1 obs, B = 2 obs, etc.

X2 |
   |
 4 +
   |
   |                                                                  A
   |
 3 +
   |                                                            A
   |
   |
 2 +
   |                                               BAB
   |                A
   |                                           A A
 1 +                                        ACB
   |                                     CCC
   |                                   BCB
   |                                BDEAA
 0 +                              FEA
   |                           DAB
   |                         FDB
   |                      AAD
-1 +                     BA
   |                  A A
   |               BAB                            A
   |            AAAB
-2 +
   |        A
   |     A  A
   |    A
-3 +
   |
   --+---------+---------+---------+---------+---------+---------+---------+--
    -3        -2        -1         0         1         2         3         4

                                        X1

                      Outlier demonstration: 3 variables                     4
                          Can you spot the outliers?

  X2 |                                    X3 |
     |                                   1.0 +
1.00 +                                       |
     |                                       |
     |                                       |  A   A
     |                                       |    A
0.75 +   B                                   |
     |  A                                    |          A
     |       AB A                            |        A  A
     |     AAA                               |    AA  A
0.50 +   A AAAA  BA                      0.5 +   A  AA  BB  BA
     |     CDA   CBBB A                      |   A    AAA BAAAA
     |   AA   B BCAAAB                       |     DDAAAB A A
     |     AAAABB A   A A                    |      A A A AA A
0.25 +            AA B A B  A                |  A  AAA  ACA  A A A
     |        A CAC A  B                     |   A   AA  CAA A A
     |  A B   A  A AAA   AAA                 |   A    B  BBAA  A  A  A
     |     A     A  AA       B               |    AA A    AABBA AB A A
0.00 +      A   A   AAA                      |          A     A
     |                                   0.0 +                      A
     --+------+------+------+------+-        --+------+------+------+------+--
     0.00   0.25   0.50   0.75   1.00        0.00   0.25   0.50   0.75   1.00

                    X1                                       X1





 X3 |
1.0 +
    |
    |
    | A A
    |   A
    |
    |A
    |  A A
    |     A   AA
0.5 + C  AAB  B  A
    | AAA CA  B     A
    |     AA  C A FC
    |    A   B  AA   A
    |   A A A  ACA   BA  A
    |      A A AA C AA     A
    |  AA   A   AAAC   B    A
    |  BA A  BAAAC AA   A
    |            A     A
0.0 +       A
    -+--------------+--------------+-
    0.0            0.5            1.0

                    X2

                      Outlier demonstration: 3 variables                     5
                      Outliers show up on last component

PRIN2 |                                  PRIN3 |
      |                                    0.0 +          BBADBDJFKNGJGLBEA
    4 +                                        |
      |                                        |
      |                                        |
      |                                        |
    2 +                    A    A              |
      |                  A  BA  B         -2.5 +
      |               ADACE ABC                |
      |           A C A BAAB  C                |
    0 +          AA  B B CC BCC A              |
      |          A AA AAAAABCA AA              |
      |                AACCA  B                |
      |               ABA A B             -5.0 +
   -2 +                   A                    |
      |                    A  AA A             |
      |                                        |
      |                                        |
   -4 +                                        |                  AA
      |                                   -7.5 +
      --+--------+--------+--------+-          --+--------+--------+--------+-
      -5.0     -2.5      0.0      2.5          -5.0     -2.5      0.0      2.5

                   PRIN1                                    PRIN1





PRIN3 |
  0.0 +         AAB DDDHHJGOFMIDC A
      |
      |
      |
      |
      |
 -2.5 +
      |
      |
      |
      |
      |
 -5.0 +
      |
      |
      |
      |
      |                  AA
 -7.5 +
      --+--------+--------+--------+-
      -5.0     -2.5      0.0      2.5

                   PRIN2

                      Outlier demonstration: 3 variables                     6
                      Outliers show up on last component

 PRIN1
Midpoint                                                                Freq
         |
  -2.4   |********                                                         4
         |
  -1.8   |**********                                                       5
         |
  -1.2   |**************                                                   7
         |
  -0.6   |**************************************                          19
         |
   0.0   |************************************************************    30
         |
   0.6   |****************************                                    14
         |
   1.2   |**********************************                              17
         |
   1.8   |************                                                     6
         |
         ----+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
             2   4   6   8   10  12  14  16  18  20  22  24  26  28  30

                      Outlier demonstration: 3 variables                     7
                      Outliers show up on last component

               PRIN2
              Midpoint                                    Freq
                       |
                -2.8   |**                                   2
                       |
                -2.0   |****                                 4
                       |
                -1.2   |*****************                   17
                       |
                -0.4   |**********************              22
                       |
                 0.4   |********************************    32
                       |
                 1.2   |*********************               21
                       |
                 2.0   |****                                 4
                       |
                       -----+----+----+----+----+----+--
                            5    10   15   20   25   30

                                   Frequency

                      Outlier demonstration: 3 variables                     8
                      Outliers show up on last component

      PRIN3
     Midpoint                                                      Freq
              |
       -7.2   |*                                                      2
              |
       -6.0   |                                                       0
              |
       -4.8   |                                                       0
              |
       -3.6   |                                                       0
              |
       -2.4   |                                                       0
              |
       -1.2   |                                                       0
              |
        0.0   |**************************************************   100
              |
              -----+----+----+----+----+----+----+----+----+----+
                   10   20   30   40   50   60   70   80   90  100

                                   Frequency