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Groessen (M vs F) data
The data set (and description) can be downloaded here:
http://stat.ethz.ch/Teaching/Datasets/groessen.dat
Description:
TITLE : groessen
KEYWORDS (statist) : correlation, regression
APPLICATION AREA : biology
SHORT DESCRIPTION :
The body sizes of twenty-years-old people and their
parents has been measured. The average size of the parents
and the sex of the children are included.
SPEC. CHARACT. : groupings
DIM.(VAR./OBS.) : 5 / 230
/ LITERATURE : /
Galton (1885): Regression towards mediocrity.
Descriptive statistics:
Dataset= groessen_MvsF : n= 230 , d= 3
Class1: n= 116
Covariance matrix:
[,1] [,2] [,3]
[1,] 3676.735 1334.864 1540.476
[2,] 1334.864 2982.635 1148.038
[3,] 1540.476 1148.038 4565.544
Correlation matrix:
[,1] [,2] [,3]
[1,] 1.0000 0.4031 0.3760
[2,] 0.4031 1.0000 0.3111
[3,] 0.3760 0.3111 1.0000
Median: 1775.807 1619.381 1732.367
Mean: 1775.172 1620.629 1726.612
MCD-estimated:
MDC-0.975-Mean: 1775.913 1621.864 1733.233
MDC-0.750-Mean: 1775.913 1621.864 1733.233
MDC-0.500-Mean: 1775.913 1621.864 1733.233
Class2: n= 114
Covariance matrix:
[,1] [,2] [,3]
[1,] 3108.712 2373.302 1834.755
[2,] 2373.302 4404.700 1258.324
[3,] 1834.755 1258.324 4717.698
Correlation matrix:
[,1] [,2] [,3]
[1,] 1.0000 0.6414 0.4791
[2,] 0.6414 1.0000 0.2760
[3,] 0.4791 0.2760 1.0000
Median: 1650.271 1619.323 1730.878
Mean: 1649.175 1620.246 1734.833
MCD-estimated:
MDC-0.975-Mean: 1649.612 1621.447 1730.534
MDC-0.750-Mean: 1649.612 1621.447 1730.534
MDC-0.500-Mean: 1652.755 1624.349 1733.566
Measures:
Mah.Dist: 2.7359
Mah.Dist-MCD-0.975: 2.5659
Mah.Dist-MCD-0.750: 2.5659
Mah.Dist-MCD-0.500: 2.5659
Zuletzt geändert am 17.02.2013
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