Open AccessNew Shewhart and EWMA Type Control Charts using Exponential Type Estimator with Two Auxiliary Variables under Two Phase Sampling
Author(s) -
Syed Muhammad Muslim Raza,
Muhammad Moeen Butt
Publication year - 2018
Publication title -
pakistan journal of statistics and operation research
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.354
H-Index - 15
eISSN - 2220-5810
pISSN - 1816-2711
DOI - 10.18187/pjsor.v14i2.1262
Subject(s) - mathematics , estimator , control chart , ewma chart , statistics , computer science , process (computing) , operating system