Chi or X is often used to abbreviate the name Christ, as in the holiday Christmas (Xmas). When fused within a single typeface with the Greek letter rho, it is called the Chi Rho and used to represent the …

: vital energy that is held to animate the body internally and is of central importance in some Eastern systems of medical treatment (such as acupuncture) and of exercise or self-defense (such as tai chi)

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Jul 8, 2025 · Chi (noun): A short form for "Chicago," commonly used in informal speech or writing. The word "chi" carries diverse meanings, spanning cultural, philosophical, linguistic, and geographical …

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May 11, 2024 · "Chi" [also spelled qi or ki] is simply the Chinese word for "breath." On the physical level, it is the raw air we breathe in and out, revitalizing us and keeping us alive.

Oct 7, 2024 · In this latest Circle of Chi article, we explore the origins of Chi and its role in practices like Tai Chi Gung, TCM and Qigong. Whether you're a beginner or looking to deepen your …

Chi-squared distribution, showing χ 2 on the first axis and p-value (right tail probability) on the second axis. A chi-squared test (also chi-square or χ 2 test) is a statistica

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The simplest chi-squared distribution is the square of a standard normal distribution. So wherever a normal distribution could be used for a hypothesis test, a chi-squared distribution could be used. …