Table 6 Estimated MLEs values along with standard errors in parenthesis for DATS 2.

From: A novel flexible exponent power-X family of distributions with applications to COVID-19 mortality rate in Mexico and Canada

Distributions

\(\hat{\phi }_{MLE}\)

\(\hat{\alpha }_{MLE}\)

\(\hat{\delta }_{MLE}\)

\(\hat{a}_{MLE}\)

\(\hat{b}_{MLE}\)

NGEP-Wei

0.53917 (0.50584)

0.11282 (0.03349)

1.38283

(0.10085)

–

–

APTra-Wei

 

0.10144 (0.10746)

0.00717

(0.00302)

2.24540

(0.14051)

–

FRlog-Wei

1.19154

(0.05608)

0.04610

(0.00166)

1.75252

(0.13879)

–

–

Kumar-Wei

–

0.14472 (0.02699)

1.91841

(0.03279)

1.24081 (0.04679)

0.19223 (0.04993)

Wei

–

0.02675 (0.00829)

1.91968

(0.13893)

–

–

MO-NH

7.26576 (3.32495)

2.20606 (0.55597)

0.02036

(0.01068)

–

–

GAP-Wei

1.91446

(0.53924)

0.01076 (0.00450)

2.14066

(0.14493)

–

–

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