A TWO-PARAMETER SUJA DISTRIBUTION AND ITS APPLICATION
Keywords:
Estimation of parameter, Stress-strength reliability, Bonferroni and Lorenz Curves, Mean residual life function, Hazard rate function, Moments, Suja distributionAbstract
This paper proposes a two-parameter Suja distribution (TPSD). This originated from the Lindley and Suja distribution. The mathematical and statistical properties which includes its moments, survival function, hazard rate function, mean residual life
function, stochastic ordering, entropy measure, Bonferroni and Lorenz curves were all calculated. The parameters of the distribution were estimated using the method of maximum likelihood. Also, HQIC, BIC, CAIC, AIC, and K-S were used to test for the goodness of fit of the model using a real data set of patients suffering from cancer. The two-parameter Suja distribution was compared with Suja (one parameter Suja) and Rama distributions and the study found out that the two parameter Suja is superior to the other two distributions.
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