@article{paperid:1056469, author = {Goodarzi, Faranak and Amini, Mohammad and Mohtashami Borzadaran, Gholam Reza}, title = {On upper bounds for the variance of functions of the inactivity time}, journal = {Statistics and Probability Letters}, year = {2016}, volume = {117}, number = {1}, month = {September}, issn = {0167-7152}, pages = {62--71}, numpages = {9}, keywords = {Expected inactivity time; Variance inactivity time; Decreasing reversed hazard rate; Parallel systems; Variance bound}, }