statistical index (factor analysis) project index factor analysis decision tree

English or languish - Probing the ramifications
of Hong Kong's language policy

FACTOR ANALYSIS
Unrotated factor matrix
key terms | decision tree (explanation)

Variable Name  Factor Communality
Factor 1 Factor 2 ... Factor P H2
 
Variable 1 a11 a12 ...  a1p

H12
Variable 2 a21 a22 ... a2p

H22
· · ·   · ·
· · ·   · ·
· · ·   · ·
Variable N an1 an2 ... anp

Hn2
 
Eigenvalue λ1 λ2 ... λp Σλj = ΣHi2
Percent of Trace PT1 PT2 ... PTp TPT
Percent of Variation PV1 PV2 ... PVp PTV

 KEY TERMS

Communality

Eigen values

Factor (structure) matrix

Factor loading

Percent of trace

Percent of variance

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