Authors
Muhammad Yameen Danish
Department of Mathematics and Statistics, Allama Iqbal Open University, Islamabad, Pakistan
Muhammad Aslam
Department of Statistics, Quaid-i-Azam University, Islamabad, 45320, Pakistan

© 2012 Muhammad Yameen Danish, Muhammad Aslam, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.