Significance of Outlier
Outlier, as defined by science, refers to a data point that significantly deviates from other observations within a dataset. This deviation can suggest variability in measurement or indicate unique factors influencing that particular observation. Identifying outliers is important in data analysis, as they can affect the overall analysis and results, potentially offering insights into anomalies or errors within the dataset. Understanding and addressing outliers is crucial for accurate statistical interpretation.
Synonyms: Anomaly, Deviation, Exception, Irregularity, Outsider, Aberration
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The concept of Outlier in scientific sources
Outlier refers to a data point that significantly deviates from other observations in a dataset, suggesting potential variability in measurement and indicating anomalies or unique trends within the data.
From: The Malaysian Journal of Medical Sciences
(1) A data point that differs significantly from other observations in the dataset, potentially indicating variability in measurement.[1]