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Table 3 QSAR model validations values

From: Computational evaluation of some compounds as potential anti-breast cancer agents

Validation parameters

Model 1

Model 2

Model 3

Model 4

Friedman LOF

0.0330700

0.034214

0.035402

0.036218

\(R^{2}\)

0.984748

0.984220

0.983673

0.983296

\(R_{{{\text{adj}}}}^{2}\)

0.981359

0.980714

0.980044

0.979584

\(Q_{{{\text{cv}}}}^{2}\)

0.976276

0.973887

0.945063

0.970229

\(R^{2} - Q_{{{\text{cv}}}}^{2}\)

0.008472

0.010333

0.03861

0.013067

\(R_{{{\text{ext}}}}^{2}\)

0.8240

   

\({\text{cR}}_{{\text{p}}}^{2}\)

0.8200

   

Significance-of-regression F-value

290.545886

280.675457

271.112245

264.901430

Min expt. error for non-significant LOF (95%)

0.06792300

0.06908900

0.07027700

0.07108300