The loading vectors of the first two principal components for a particular data set is given in the following table. Variablej 12 0.53 -0.31 0.41 -0.23 3 0.74 0.93 Below are the two observations of the original variables. Assume that the means of the variables are all 0. Observation; Xi1 Xi2 Xi3 1. -0.5 0.34 0.88 0.7 -0.42 0.36 Approximate x21 using the first two principal component Scores. O a. 0.670 O b. 0.180 O c. 0.340 O d. 0.561 e. 1.221

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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The loading vectors of the first two principal components for a
particular data set is given in the following table.
Variablej
11
1
0.53
-0.31
2
0.41
-0.23
3)
0.74
0.93
Below are the two observations of the original variables.
Assume that the means of the variables are all 0.
Observation;
Xi1
Xi2
Xj3
-0.5
0.34
0.88
0.7 -0.42 0.36
Approximate x21 using the first two principal component
Scores.
O a. 0.670
O b. 0.180
O c.0.340
O d. 0.561
O e. 1.221
Transcribed Image Text:The loading vectors of the first two principal components for a particular data set is given in the following table. Variablej 11 1 0.53 -0.31 2 0.41 -0.23 3) 0.74 0.93 Below are the two observations of the original variables. Assume that the means of the variables are all 0. Observation; Xi1 Xi2 Xj3 -0.5 0.34 0.88 0.7 -0.42 0.36 Approximate x21 using the first two principal component Scores. O a. 0.670 O b. 0.180 O c.0.340 O d. 0.561 O e. 1.221
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