Q-Q plot

noun

A probability plot, which is a graphical method for comparing two probability distributions by plotting their quantiles against each other.

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Meanings

nounQ-Q plot (plural Q-Q plots)

plural Q-Q plots

  1. A probability plot, which is a graphical method for comparing two probability distributions by plotting their quantiles against each other.

Origin

Short for quantile-quantile plot.

Full word history & related roots →
Cite this entry
APA

Q-Q plot. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Q-Q%20plot

MLA

“Q-Q plot.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Q-Q%20plot. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “Q-Q plot,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Q-Q%20plot.

Source: Q-Q plot on Wiktionary, CC BY-SA 4.0.