Authors
S. K. Pal
School of Studies in Statistics, Vikram University,, Ujjain, India
H. P. Singh
School of Studies in Statistics, Vikram University,, Ujjain, India
© 2018 S. K. Pal, H. P. Singh, published by University of Ss. Cyril and Methodius in Trnava
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.