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CANADA: rank_corr

rank_corr (version 1.0)

This program reads a table of measurements from an input file where each column contains
the measurements for one variable and each row contains the measurements for one sample.
The Spearman rank correlation coefficient for each pair of variables is written in tabular form
to standard output.

See the manual for a more detailed description of this tool.

Download

The program: rank_corr.exe (204 KB)
Example input files: corr_example.txt (1 KB) corr_example_data_only.txt (1 KB)

Example

With input like this:

cc    first    second    third    last
a    1    20    2    21
b    2    19    4    27
c    3    18    6    23
d    4    17    8    24
e    5    16    10    21
f    6    15    12    26
g    7    14    14    25
h    8    13    16    29
i    9    12    18    24
j    10    11    20    29
k    11    10    22    23
l    12    9    24    22
m    13    8    26    29
n    14    7    28    24
o    15    6    30    28
p    16    5    32    26
q    17    4    34    27
r    18    3    36    25
s    19    2    38    21
t    20    1    40    29

rank_corr produces a table like this:

r       1       2       3       4
1       1       -1      1       0.28
2       -1      1       -1      -0.27
3       1       -1      1       0.28
4       0.28    -0.27   0.28    1
last modification: Jun/20/2007

  
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