Variable sampling interval exponentially weighted moving average median chart with estimated process parameters
The variable sampling interval exponentially weighted moving average median chart with
estimated process parameters is proposed. The charting statistic, optimal design …
estimated process parameters is proposed. The charting statistic, optimal design …
Conditional analysis of Phase II exponential chart for monitoring times to an event
N Kumar - Quality Technology & Quantitative Management, 2020 - Taylor & Francis
It is now well known that the error in estimating parameter (s) adversely affects the
performance of control charts. The charts with estimated control limits are usually assessed …
performance of control charts. The charts with estimated control limits are usually assessed …
A variable sample size run sum coefficient of variation chart
A run sum chart with variable sample size (VSS) to detect shifts in the coefficient of variation
(γ) is proposed. The run sum γ chart divides the chart into different regions with distinct …
(γ) is proposed. The run sum γ chart divides the chart into different regions with distinct …
Simultaneous monitoring of origin and scale of a shifted exponential process with unknown and estimated parameters
ZL Chong, A Mukherjee… - Quality and Reliability …, 2021 - Wiley Online Library
The distribution of consumer lifetimes, high‐voltage of current in semiconductor transistors,
and the risk associated with monitoring health care often come with a threshold. A two …
and the risk associated with monitoring health care often come with a threshold. A two …
Optimal design of the side‐sensitive modified group runs (SSMGR) chart when process parameters are estimated
A side‐sensitive modified group runs (SSMGR) chart is commonly examined under the
assumption of known process parameters (denoted as Case‐K). However, in practical …
assumption of known process parameters (denoted as Case‐K). However, in practical …
Variable sampling interval run sum median charts with known and estimated process parameters
The variable sampling interval run sum (VSI RS) median chart with known and estimated
process parameters are proposed for efficiently monitoring the process mean. The …
process parameters are proposed for efficiently monitoring the process mean. The …
Two CUSUM schemes for simultaneous monitoring of unknown parameters of a shifted exponential process and its application in monitoring of call durations in …
Telemarketing is crucial in sales promotion for products and services, and it is very popular
in businesses and industries. The call duration during Telemarketing is an important feature …
in businesses and industries. The call duration during Telemarketing is an important feature …
Optimal design of the side sensitive group runs double sampling (SSGRDS) X¯ scheme with estimated process parameters
The side sensitive group runs double sampling (SSGRDS) X¯ scheme is previously studied
under the known process parameters (Case-K) assumption. As the process parameters are …
under the known process parameters (Case-K) assumption. As the process parameters are …
New run sum t charts with variable sampling intervals for process mean
The t chart is commonly used as an alternative to the Shewhart mean chart when the
process standard deviation is not known in advance. In this paper, we develop variable …
process standard deviation is not known in advance. In this paper, we develop variable …
A study on the performances of the run sum X̄ chart under the gamma process
The run sum (RS) X̄ chart is known as a simple and powerful tool for monitoring the mean
of a process. Most developments of the RS X̄ chart assume that the underlying process …
of a process. Most developments of the RS X̄ chart assume that the underlying process …