Breadcrumb Home > Dictionary > Index C chi-square test: Meaning and Definition of Find definitions for: chi'-square test" Pronunciation: (kī'skwârd"). [key] — Statistics. Statistics. a test devised by Karl Pearson that uses the quantity chi-square for testing the mathematical fit of a frequency curve to an observed frequency distribution. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. chi-square chit TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: supertonic Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language