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Questions tagged [reliability-meta-analysis]

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Best way to perform a reliability growth analysis and answering some questions like "the reliability is getting better?"

everyone! I'm a reliability engineer and a project was given to me two weeks ago. I need to answer some questions about the reliability of a specific item in a train. There are 189 items, one for each ...
Caio Rodrigues's user avatar
1 vote
1 answer
39 views

Combining two success runs in parallel

The goal is to calculate the reliability of a process. Here reliability is defined as follows: Definitions and tests I used Let $X$ be a random variable that is equal to $1$ when no defect is present ...
lulufofo's user avatar
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Alternatives to the "byvar" function in the metamean model "Meta-analysis of single means"

I have collected data from 300+ studies on microplastic densities in rivers, I would like to investigate how they vary with numeric variables (population density, Average GDP, plastic production) and ...
Mark Mackay's user avatar
3 votes
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242 views

What are the rules of thumb for interpreting correlation coefficients corrected for unreliability?

I performed a series of meta-analyses in which we corrected correlation coefficients for measurement unreliability. A reviewer is asking us to define the magnitude of the meta-analytically-produced ...
Betsy S.'s user avatar
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2 votes
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Errors-in-variables random effects meta-regression

I would like to perform an error-in-variables random effects (DerSimonian and Laird method) meta-regression, but I do not know how one goes about doing this. Does anyone have any advice on if this is ...
M BG's user avatar
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How to conduct a meta-analysis on ICCs (i.e., test-retest reliability)?

I have calculated two-way single consistency ICCs in R using the irr package. There are multiple ICCs representing test-retest reliability across these time points. Is there a way to compute a meta-...
JElder's user avatar
  • 919
2 votes
1 answer
454 views

How to back-transform regression coefficients in a multi-level meta-regression in metafor

My question is an extension of this one, where I asked about back-transforming the results of a reliability generalization meta-analysis. I have run a three-level meta-regression, using the Bonett-...
PyjamaNinja's user avatar
2 votes
1 answer
454 views

Back-transforming meta-analysis results in metafor

The R package metafor offers various ways of back-transforming the results of a meta-analysis with a transformed effect size/...
PyjamaNinja's user avatar
1 vote
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What Heterogeneity/Between-Study Variance Estimator to use in a Reliability Meta-Analysis/Reliability Generalization Random Effects Model?

This is an extension of this question but for reliability generalization studies. Could anyone recommend a between-study variance / heterogeneity () estimator and method for computing confidence ...
PyjamaNinja's user avatar
1 vote
1 answer
128 views

Reliability Meta-Analysis/Reliability Generalization: Mixing Methods for Calculating Transformations, Sampling Variances, and Weights

I am currently planning a reliability meta-analysis or reliability generalization study (Vacha-Haase, 1998). I write this question assuming a random-effects model has been selected and Cronbach's a is ...
PyjamaNinja's user avatar