Annexes
ACP
Statistiques descriptives des variables :
Les valeurs propres
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
Valeur
propre
3,7391
2,5687
1,8689
0,8588
0,6640
0,4118
0,3282
0,2572
0,1662
0,1076
0,0294
Variabilité
(%)
33,9919 23,3519 16,9897
7,8072
6,0365
3,7440
2,9840
2,3383
1,5112
0,9778
0,2673
% cumulé
33,9919 57,3439 74,3336 82,1408 88,1774 91,9214 94,9054 97,2437 98,7549 99,7327 100,0000
Coordonnées des variables :
Variable
Observations
Obs. avec
données
manquantes
Obs. sans
données
manquantes Minimum Maximum Moyenne Ecart-type
Cd
64
0
64
0,1000
2,6000
0,4633
0,4540
Pb
64
0
64
0,1000
17,1500
3,6859
3,8722
Ni
64
0
64
0,3600
25,7000
6,4609
5,2142
Mn
64
0
64
3,6800
119,6600
13,8865
17,6756
Zn
64
0
64
47,5400
395,5116
154,7924
82,2121
As
64
0
64
4,5300
34,0100
14,4033
5,8890
Cu
64
0
64
3,2400
155,9100
12,3442
21,4187
IC
64
0
64
12,7000
38,2500
24,1675
6,2313
IGS
64
0
64
3,0200
42,9400
18,5350
10,6734
IMBI
64
0
64
0,3100
1,0000
0,6392
0,1998
MPI
64
0
64
2,7800
18,9500
7,0847
3,0235
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
Cd
3,8307
8,9782
4,2530 50,7090 10,1698
0,8521
3,9835
5,0856
5,2263
4,1684
2,7435
Pb
11,4238
1,6603 18,5682
6,3379
0,3404
2,9002
8,5982 28,3774
0,6749
7,6916 13,4272
Ni
3,1062
9,5123 14,2468
0,0161 41,9621 16,6777
3,0330
4,4393
0,1757
2,7143
4,1165
Mn
8,5158 10,4661
6,4558
7,2781
4,1877 27,5966 20,6493
3,6491
3,4872
3,7007
4,0137
Zn
5,0921 16,4314
4,3875
4,2550 21,3857 13,2427 11,6830
1,9445 11,0757
9,7153
0,7871
As
17,6837
1,4871
4,7485
0,8397 16,7534
3,6442
1,0945
2,0101 27,9086 20,7486
3,0816
Cu
5,9616
0,0167 28,8905
1,1322
2,2658 30,7415 14,6654 13,3682
0,0763
2,3800
0,5017
IC
0,0306 24,6174
5,9391 19,5848
0,0046
3,9989
2,8853
1,0862 24,3472 16,5504
0,9556
IGS
0,1294 25,7101
9,7807
8,8790
0,4899
0,3092
0,0314
0,9975 20,1262 32,2287
1,3179
IMBI 18,5129
1,0921
2,7234
0,8447
2,1517
0,0025 33,1948 34,6007
5,2862
0,0889
1,5020
MPI
25,7134
0,0282
0,0063
0,1235
0,2889
0,0343
0,1816
4,4413
1,6159
0,0132 67,5533
ACP
Statistiques descriptives des variables :
Les valeurs propres
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
Valeur
propre
3,7391
2,5687
1,8689
0,8588
0,6640
0,4118
0,3282
0,2572
0,1662
0,1076
0,0294
Variabilité
(%)
33,9919 23,3519 16,9897
7,8072
6,0365
3,7440
2,9840
2,3383
1,5112
0,9778
0,2673
% cumulé
33,9919 57,3439 74,3336 82,1408 88,1774 91,9214 94,9054 97,2437 98,7549 99,7327 100,0000
Coordonnées des variables :
Variable
Observations
Obs. avec
données
manquantes
Obs. sans
données
manquantes Minimum Maximum Moyenne Ecart-type
Cd
64
0
64
0,1000
2,6000
0,4633
0,4540
Pb
64
0
64
0,1000
17,1500
3,6859
3,8722
Ni
64
0
64
0,3600
25,7000
6,4609
5,2142
Mn
64
0
64
3,6800
119,6600
13,8865
17,6756
Zn
64
0
64
47,5400
395,5116
154,7924
82,2121
As
64
0
64
4,5300
34,0100
14,4033
5,8890
Cu
64
0
64
3,2400
155,9100
12,3442
21,4187
IC
64
0
64
12,7000
38,2500
24,1675
6,2313
IGS
64
0
64
3,0200
42,9400
18,5350
10,6734
IMBI
64
0
64
0,3100
1,0000
0,6392
0,1998
MPI
64
0
64
2,7800
18,9500
7,0847
3,0235
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
Cd
3,8307
8,9782
4,2530 50,7090 10,1698
0,8521
3,9835
5,0856
5,2263
4,1684
2,7435
Pb
11,4238
1,6603 18,5682
6,3379
0,3404
2,9002
8,5982 28,3774
0,6749
7,6916 13,4272
Ni
3,1062
9,5123 14,2468
0,0161 41,9621 16,6777
3,0330
4,4393
0,1757
2,7143
4,1165
Mn
8,5158 10,4661
6,4558
7,2781
4,1877 27,5966 20,6493
3,6491
3,4872
3,7007
4,0137
Zn
5,0921 16,4314
4,3875
4,2550 21,3857 13,2427 11,6830
1,9445 11,0757
9,7153
0,7871
As
17,6837
1,4871
4,7485
0,8397 16,7534
3,6442
1,0945
2,0101 27,9086 20,7486
3,0816
Cu
5,9616
0,0167 28,8905
1,1322
2,2658 30,7415 14,6654 13,3682
0,0763
2,3800
0,5017
IC
0,0306 24,6174
5,9391 19,5848
0,0046
3,9989
2,8853
1,0862 24,3472 16,5504
0,9556
IGS
0,1294 25,7101
9,7807
8,8790
0,4899
0,3092
0,0314
0,9975 20,1262 32,2287
1,3179
IMBI 18,5129
1,0921
2,7234
0,8447
2,1517
0,0025 33,1948 34,6007
5,2862
0,0889
1,5020
MPI
25,7134
0,0282
0,0063
0,1235
0,2889
0,0343
0,1816
4,4413
1,6159
0,0132 67,5533