文档介绍：实验一：因子分析
实验目的：运用因子分析方法分析数据
内容：
SPSS操作
因子分析
案例背景：下表资料为25名健康人的7项生化检验结果，7项生化 检验指标依次命名为X1至X7,请对该资料进行因子分析，并对结 果进行解释，实验数据
表格分析
表（一）Descriptive Statistics
Mean
Std. Deviation
Analysis N
X1
25
X2
25
X3
25
X4
25
X5
25
X6
25
X7
25
表（二）Correlation Matrix（a）
X1
X2
X3
X4
X5
X6
X7
Correlation X1
.580
.201
.909
.283
.287
-.533
X2
.580
.364
.837
.166
.261
-.608
X3
.201
.364
.436
-.704
-.681
-.649
X4
.909
.837
.436
.163
.203
-.678
X5
.283
.166
-.704
.163
.990
.427
X6
.287
.261
-.681
.203
.990
.357
X7
-.533
-.608
-.649
-.678
.427
.357
Sig. （1-tailed） X1
.001
.168
.000
.085
.082
.003
X2
.001
.037
.000
.214
.104
.001
X3
.168
.037
.015
.000
.000
.000
X4
.000
.000
.015
.218
.165
.000
X5
.085
.214
.000
.218
.000
.017
X6
.082
.104
.000
.165
.000
.040
X7
.003
.001
.000
.000
.017
.040
a Determinant = -007
表（三）Inverse of Correlation Matrix
X1
X2
X3
X4
X5
X6
X7
X1
-
-
-
X2
-
-
-
X3
-
-
-
X4
-
-
-
-
X5
-
-
-
X6
-
-
-
-
X7
-
-
-
-
表（四）KMO and Bartlett's Test
Kaiser-Meyer-Olkin Measure of Sampling Adequacy.
.321
Bartlett's Test of
Approx. Chi-Square
Sphericity
df
21
Sig.
.000
表（五）Anti-im
age Matrices
Anti-image Covariance X1
.006
.006
X2
.006
.006
X3
.012
.012
X4
-.003
-.003
X5
.002
.002
X6
-.0