What is an Outlier?

Abstract

Chris and Fred discuss the concept of an ‘outlier.’ Depending on the definition, an outlier is something that is different, non-representative or somehow separate from the ‘main body’ of something. We often use the term ‘outlier’ when it comes to statistical analysis of something – specifically when we see something that is beyond what we expect to see. So what do we do with ‘outliers’ … particularly when it comes to reliability analysis? It may be tempting to exclude them (particularly if it makes the outcome of your analysis ‘better’!).  We have not seen the exclusion of ‘outliers’ have a happy ending when it comes to reliability. Would you like to learn more? Listen to this podcast!
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