Chi-by-eye
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 the practice of deciding between statistical models based on a plot, rather than a formal procedure. humorous, uncountable
"They deem a fit acceptable if a graph of data and model "looks good." This approach is known as chi-by-eye. Luckily, its practitioners get what they deserve."
Example
More examples"They deem a fit acceptable if a graph of data and model "looks good." This approach is known as chi-by-eye. Luckily, its practitioners get what they deserve."
Etymology
Alluding to the χ² test ("chi squared test") used to formally test a statistical hypothesis.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.