How is standard deviation used in history?

Risk is defined as standard deviation calculated using monthly values. As of Apr 29, 2025. COMPARE INDICES (Add up to four)Search is limited to indices of ... Aug 15, 2019 ... Tracking error, also known as active risk, measures, in standard deviation, the fluctuation of returns of a portfolio relative to the ... May 16, 2024 ... ... information. Also, we derive uncertainty equality based on Wigner-Yanase (-Dyson) skew information and standard deviation for mixed states. Apr 1, 2016 ... informational theory of legislative organization. ... deviation of nominate scores and the standard deviation of the interests groups. Nov 5, 2018 ... We use ordinary least squares (OLS) with HC2 robust standard errors, separately by subject type. We employ survey weights (provided by GfK) for ... Stakes is defined as the standard deviation in expected out-of-pocket costs across plans in an individual's choice set. Standard errors clustered at the market ... Informational. Subject. Universal calibration constants for flow ... the field calibration device yields an error standard deviation of 0.43 lpm, or 2.4%. When these standards are used, the project shall fully comply with the requirements included in the standards. Deviations from the standards will require ... Jul 8, 2015 ... For the adult PROMIS Informational Support 8a short form, a raw score of 10 converts to a T-score of 29.0 with a standard error (SE) of 2.3 (see ... The Average P/E (μ) and the Standard Deviation (σ) are calculated excluding 20% outliers (i.e. over a range of values excluding 10% of observations from the top ...