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Results tagged with exploratory-data-analysis
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user 62245
EDA stands for "Exploratory data analysis". Developed by Tukey to contrast with Confirmatory Data Analysis or CDA (the formal testing of hypotheses). EDA is typically concerned with describing data numerically and graphically to make the data easier to understand and to yield new insights.
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What is the discrete equivalent to the 4-plot?
Quoting NIST, when analyzing a continuous variable, one needs to validate four assumptions that typically underlie all measurement processes; namely, that the data at hand "behave like":
random draw …
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Quantitative Location Shifting Detection for Run-Sequence Plot
I am trying to complement a Run-Sequence Plot by some quantitative metric to validate that a dataset has a fixed location. Since the Run-Sequence Plot will be used in the early phases of Exploratory D …
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Quantitative Location Shifting Detection for Run-Sequence Plot
A simpler solution would consists in doing a linear least square regression of the dataset using the index variable as the independent variable in the regression, as described here. If there is no sig …
- 1,984