Publications by Shishir Rao
Comparison of Failure Time Data
Comparison of Failure Time Distributions Parametric Method using R Shishir Rao 2024-12-27 Introduction Applications involving comparison of time-to-failure data from different groups are common in the fields of reliability and manufacturing. For example, a designer might want to implement a new design to reduce costs, but wants to make sure that t...
13203 sym 4 img 5 tbl
Parametric Modeling of Failure Time data: Part II
Parametric Modeling of Failure Time data: Part II Application using R Statistical Software Shishir Rao 2024-12-03 Introduction This is the second part of the article on parametric modeling11 You can find the first part here. In the previous part, we fit a Weibull regression model to a time-to-failure dataset from a life test on ceramic bearings. I...
8087 sym 3 img 2 tbl
Parametric Modeling of Failure Time Data
Parametric Modeling of Failure Time data Application using R Statistical Software Shishir Rao 2024-11-28 Introduction The four previous articles that I wrote were based on non-parametric methods in survival analysis. This is mainly because the book11 Survival Analysis: Techniques for Censored and Truncated Data, Second Edition (John P. Klein and M...
14260 sym 8 img 5 tbl
Hypothesis Testing of Failure Time Data: Part II
Hypothesis Testing of Failure Time Data: Part II Application of a non-parametric stratified test and a test for trend using R Statistical Software Shishir Rao 2024-09-29 Introduction This article is a continuation of the series of articles where I apply the concepts learnt from the book Survival Analysis: Techniques for Censored and Truncated Data...
13827 sym 2 img 2 tbl
Hypothesis Testing of Failure Time Data: Part I
Hypothesis Testing of Failure Time Data: Part I Application in R using non-parametric methods Shishir Rao 2024-06-24 Introduction The following article is my attempt at applying the concepts I learnt in the chapter on non-parametric hypothesis testing11 From the book Survival Analysis: Techniques for Censored and Truncated Data, Second Edition (Jo...
13678 sym Python (7185 sym/34 pcs) 6 img 4 tbl
Competing Risks in Failure Time Data
Competing Risks in Failure Time Data Application in R and Methodology (non-parametric) Shishir Rao 29th May, 2024 Introduction In my previous blog post, I briefly discussed the survival function and the Kaplan Meir method of estimating this function from a given dataset. We applied this method to a vehicle shock absorber dataset to answer question...
8061 sym 1 img 3 tbl
Time to event analysis: An Introduction
Time to event analysis: An Introduction Shishir Rao 23rd May, 2024 Introduction I am currently reading the book Survival Analysis: Techniques for Censored and Truncated Data, Second Edition (John P. Klein and Melvin L. Moescheberger). Although the techniques presented in this book focus on applications in biology and medicine, the same statistical...
13271 sym 1 img 1 tbl