@article{Hashempour_2017, title={Evidences in lifetimes of sequential r-out-of-n systems and optimal sample size determination for Burr XII populations}, volume={5}, url={http://iapress.org/index.php/soic/article/view/soic170607}, DOI={10.19139/soic.v5i2.255}, abstractNote={In this paper‎, ‎statistical evidences in lifetimes of sequential r-out-of-n systems‎, ‎which are modelled by sequential order statistics (SOS)‎, ‎are studied‎. ‎Weak and misleading evidences in SOS for hypotheses about the population parameter are derived in explicit expressions and their behaviours with respect to the model parameters are investigated in details‎. ‎Optimal sample sizes given a minimum desired level for the  decisive and the  correct probabilities are provided‎. ‎It is shown that the optimal sample size does not depend on some model parameters‎.}, number={2}, journal={Statistics, Optimization & Information Computing}, author={Hashempour, Majid}, year={2017}, month={Jun.}, pages={147-157} }