Table 3 Data description using Population 2.

From: Construction of improved comprehensive classes of estimators for population distribution function

Parameter

Value

Parameter

x and y (value)

\(\overline{\mathcal{X} },\overline{\mathcal{Y} }\)

\({Q}_{1}(x),{Q}_{1}(y)\)

\(\widetilde{\mathcal{X}},\widetilde{\mathcal{Y}}\)

\({Q}_{3}(x),{Q}_{3}(y)\)

\(N\)

923

\(\mathcal{F}(y)\)

0.7703

0.2556

0.5016

0.7497

\(n\)

180

\({C}_{{F}_{y}}\)

0.5463

1.7070

0.9973

0.5780

\(\lambda\)

0.00447

\(\mathcal{F}(x)\)

0.7291

0.2524

0.5016

0.7508

\(\overline{\mathcal{X} }\)

333.165

\({C}_{{F}_{x}}\)

0.6098

1.7218

0.9973

0.5764

\({C}_{x}\)

1.32809

\({\rho }_{12}\)

0.8727

0.1910

0.8917

0.9162

\(\overline{\mathcal{Z} }\)

461.000

\({\rho }_{13}\)

−0.7385

−0.3656

−0.5366

−0.7221

\({C}_{rx}\)

0.57703

\({\rho }_{23}\)

−0.7120

−0.1046

−0.5419

−0.7298

  

\({\rho }_{14}\)

−0.7223

−0.7424

−0.8486

−0.7430

  

\({\rho }_{24}\)

−0.7697

−0.7503

−0.8660

−0.7491

  

\({\beta }_{2}\)

1.0634

1.2990

1.0000

1.3449