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Table 4 Principal component analysis/correlation

From: Environmental consciousness and choice of bulb for lighting in a developing country

Component

Eigenvalue

Difference

Proportion

Cumulative

Comp1

1.75838

0.946621

0.5861

0.5861

Comp2

0.811754

0.381883

0.2706

0.8567

Comp3

0.429871

.

0.1433

1.0000

  1. No. of observations 1641, number of components = 3, trace = 3, rho = 1