TY - JOUR T1 - INVESTIGATION OF TREND BY GRAPHICAL METHODS IN COUNTING PROCESSES AU - Pekalp, Hilmi Mustafa AU - Aydoğdu, Halil AU - Karabulut, İhsan PY - 2014 DA - February DO - 10.1501/Commua1_0000000706 JF - Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics JO - Commun. Fac. Sci. Univ. Ank. Ser. A1 Math. Stat. PB - Ankara University WT - DergiPark SN - 1303-5991 SP - 73 EP - 83 VL - 63 IS - 1 LA - en KW - Nelson-Aalen plot KW - NHPP KW - Renewal process KW - ROCOF KW - Trend CR - Ascher, H. and Feingold, H., Repairable Systems Reliability Modelling, Inference, Misconcep- tions and Their Causes, Marcel Dekker, New York, 1984. CR - Kvalİy, J.T. and Lindqvist, B.H., TTT-Based Tests for Trend in Repairable Systems Data, Reliability Engineering and System Safety, 60, 13-28, 1998. CR - Lam, Y., Geometric Process and Replacement Problem, Acta Mathematicae Applicatae Sinica, 4, 366-377, 1988. CR - Lindqvist, B.H., On the Statistical Modeling and Analysis of Repairable Systems, Statistical Science, 21, 4, 532-551, 2006. CR - Nelson, W., Con…dence Limits for Recurrence Data-Applied to Cost or Number of Product Repairs, Technometrics, 37:2, 147-157, 1995. CR - Proschan, F., Theoretical Explanation of Observed Decreasing Failure Rate, Technometrics, 5, 375-383, 1963. CR - Ross, S.M., Stochastic Processes. John Wiley and Sons. Inc, California, 1996. Current address : Ankara University, Faculty of Sciences, Dept. of Statistics, 06100 Tando¼gan CR - Ankara, TURKEY E-mail address : hilmipekalp@yahoo.com, aydogdu@science.ankara.edu.tr,, kbulut@science.ankara.edu.tr URL: http://communications.science.ankara.edu.tr/index.php?series=A1 UR - https://doi.org/10.1501/Commua1_0000000706 L1 - https://dergipark.org.tr/en/download/article-file/773731 ER -