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Kaufman further makes the point that if White starts without the c-pawn, engine tests suggest that Black is only barely winning (roughly a 0.75 advantage for Black, because White has compensation from moving first and having an open diagonal for the queen), supporting his contention that "White's initial advantage in chess is way too small to ...
The karat (US spelling, symbol k or Kt) or carat (UK spelling, symbol c or Ct) [17] [18] is a fractional measure of purity for gold alloys, in parts fine per 24 parts whole. The karat system is a standard adopted by US federal law.
Strictly standardized mean difference. In statistics, the strictly standardized mean difference (SSMD) is a measure of effect size. It is the mean divided by the standard deviation of a difference between two random values each from one of two groups. It was initially proposed for quality control [ 1 ] and hit selection [ 2 ] in high-throughput ...
Explicitly state the number of significant figures (the abbreviation s.f. is sometimes used): For example "20 000 to 2 s.f." or "20 000 (2 sf)". State the expected variability (precision) explicitly with a plus–minus sign, as in 20 000 ± 1%. This also allows specifying a range of precision in-between powers of ten.
Rounding or rounding off means replacing a number with an approximate value that has a shorter, simpler, or more explicit representation. For example, replacing $ 23.4476 with $ 23.45, the fraction 312/937 with 1/3, or the expression √2 with 1.414.
Proportion of black Americans in each county of the fifty states, the District of Columbia and Puerto Rico as of the 2020 United States Census. The following is a list of U.S. states, territories and the District of Columbia ranked by the proportion of African Americans of full or partial descent, including those of Hispanic origin, in the ...
Similarly, a 2006 study by Dickens and Flynn estimated that the difference between mean scores of black people and white people closed by about 5 or 6 IQ points between 1972 and 2002, a reduction of about one-third. [94] In the same period, the educational achievement disparity also diminished. [95]
The United States has a racially and ethnically diverse population. [1] At the federal level, race and ethnicity have been categorized separately. The most recent United States census recognized five racial categories (White, Black, Native American/Alaska Native, Asian, and Native Hawaiian/Other Pacific Islander), as well as people who belong to two or more of the racial categories.
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