Agriculture Reference
In-Depth Information
Table 12.6
Table of output of principal component analysis using SPSS
PC analysis
Communalities
Initial
Extraction
X1
1.000
.854
X2
1.000
.727
X3
1.000
.802
X4
1.000
.843
X5
1.000
.772
X6
1.000
.812
X7
1.000
.796
X8
1.000
.929
X9
1.000
.824
X10
1.000
.732
X11
1.000
.918
X12
1.000
.885
X13
1.000
.887
X14
1.000
.754
X15
1.000
.796
X16
1.000
.879
X17
1.000
.908
X18
1.000
.917
X19
1.000
.887
Extraction method: principal component analysis
Total variance explained
Initial eigenvalues
Extraction sums of squared loadings
Component
Total
% of variance
Cumulative %
Total
% of variance
Cumulative %
1
4.665
24.552
24.552
4.665
24.552
24.552
2
3.439
18.101
42.653
3.439
18.101
42.653
3
2.894
15.231
57.884
2.894
15.231
57.884
4
2.364
12.443
70.327
2.364
12.443
70.327
5
1.434
7.548
77.875
1.434
7.548
77.875
6
1.125
5.921
83.795
1.125
5.921
83.795
7
.685
3.607
87.402
8
.568
2.989
90.391
9
.509
2.680
93.071
10
.339
1.784
94.855
11
.259
1.362
96.217
12
.210
1.104
97.320
13
.145
.763
98.083
14
.105
.552
98.635
15
.096
.505
99.140
16
.069
.365
99.505
17
.060
.316
99.821
18
.026
.139
99.960
19
.008
.040
100.000
Extraction method: principal component analysis
