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Table 2 Loadings of variables on the first two extracted principal components

From: Coevolution between simple sequence repeats (SSRs) and virus genome size

Variable

PC 1

PC 2

Mono-

0.885

−0.100

Di-

0.939

−0.036

Tri-

0.892

−0.035

Tetra-

0.875

−0.138

Penta-

0.752

−0.206

Hexa-

0.500

0.859

Eigenvalue

4.041

0.811

% of Variance

67.351

13.518

Equation

Y1 = 0.440X1 + 0.467X2 + 0.444X3 + 0.435X4 + 0.374X5 + 0.248X6

Y2 = −0.111X1-0.040X2-0.038X3-0.153X4-0.229X5 + 0.953X6

Cumulative %

80.869

KMO Measure

0.866

Bartlett's Test

< 0.001 (df = 15)

Scree Test

Y

Analyzed No.

257

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BMC Genomics

ISSN: 1471-2164

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