Environment for creative processing of text and numerical data

Correspondence analysis diagram

S.Mustonen (1994)

Edit field:

   1 *SAVE COLORS / Fisher 1940 (CORRESP)
   2 *Correspondence analysis (Fisher's example from 1940):
   3 *DATA COLORS,A,B,N,M
   4 M ------  AAA    AAA   AAA   AAA  CC.CC CC.CC
   5 N Color  BLUE  LIGHT MEDIUM DARK     C1    C2
   6 A Fair    326    688   343    98  -0.54 -0.17
   7 * Red      38    116    84    48  -0.23 -0.05
   8 * Medium  241    584   909   403  -0.04  0.21
   9 * Dark    110    188   412   681   0.59 -0.10
  10 B Black     3      4    26    85   1.09 -0.29
  11 *
  12 *CORRESP COLORS,END+2 / results of analysis in the end of the edit field
  13 *
  14 *........................................................................
  15 *
  16 *Plot the dimensions in the graphics window:
  17 *
  18 *OUTFILE=A INFILE=A SCALE=-1,0,1.5
  19 *MODE=640,480 XDIV=180,380,80 YDIV=60,380,40
  20 *HEADER=Hair_and_eye_colors_of_children_in_Caithness;_Scotland
  21 *
  22 *GPLOT /FIX  / create transparent plots in the same window
  23 *GPLOT COLORS,C1,C2     / POINT=[RED],Color    INFILE=NULL
  24 *GPLOT CR_COORD.M,C1,C2 / POINT=[BLUE],CASE
  25 *GPLOT /NEXT / release the fix done above
  26 *
  27 *........................................................................
  28 *
  29 *Correspondence analysis on data COLORS: Rows=5 Columns=4
  30 *
  31 *    Canonical      Eigen-           Chi^2    Cumulative
  32 *    correlation    value                     percentage
  33 * 1  0.4464         0.1992      1073.33148       86.56
  34 * 2  0.1735         0.0301      162.077452       99.63
  35 * 3  0.0293         0.0009      4.63002608      100.00
  36 *                   0.2302     1240.04 (df=12 P=0)
  37 *
  38 *Column coordinates (CR_COORD.M)
  39 *             C1     C2
  40 *BLUE     -0.400 -0.165
  41 *LIGHT    -0.441 -0.088
  42 *MEDIUM    0.034  0.245
  43 *DARK      0.703 -0.134
  44 *
  45 *

  Index | Catalog | Previous | Next