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In statistics and research design, an index is a composite statistic – a measure of changes in a representative group of individual data points, or in other words, a compound measure that aggregates multiple indicators. [1] [2] Indices – also known as indexes and composite indicators – summarize and rank specific observations. [2]
The character ∂ (Unicode: U+2202) is a stylized cursive d mainly used as a mathematical symbol, usually to denote a partial derivative such as / (read as "the partial derivative of z with respect to x").
In mathematics, exponentiation is an operation involving two numbers: the base and the exponent or power.Exponentiation is written as b n, where b is the base and n is the power; often said as "b to the power n ". [1]
where i is the index of summation; a i is an indexed variable representing each term of the sum; m is the lower bound of summation, and n is the upper bound of summation. The "i = m" under the summation symbol means that the index i starts out equal to m. The index, i, is incremented by one for each successive term, stopping when i = n. [b]
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Forvo.com (/ ˈ f ɔːr v oʊ / ⓘ FOR-voh) is a website that allows access to, and playback of, pronunciation sound clips in many different languages in an attempt to facilitate the learning of languages.
Most of the world’s top corporations have simple names. Steve Jobs named Apple while on a fruitarian diet, and found the name "fun, spirited and not intimidating." Plus, it came before Atari in ...
"Then you say ‘la’ like la-la-la-la-la," added Leela. “OK, let’s practice,” Washington said. Amara pointed stage left and said, “Everybody over here say comma!”