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Table 2 Estimates of parameters of twofold Weibull mixture model

From: Mixture models for analyzing product reliability data: a case study

Parameters Estimates based on WPP Estimates based on EM algorithm
\(\hat{\beta }_{1}\) 0.429 1.2098
\(\hat{\alpha }_{1}\) 8.230 0.2541
\(\hat{\beta }_{2}\) 2.990 2.7802
\(\hat{\alpha }_{2}\) 3.210 3.4856
\(\hat{p}\) 0.136 0.0176
\(\left( {1 - \hat{p}} \right)\) 0.864 0.9823