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Democracy, meaning "rule of the people", is a system of government in which the citizens exercise power directly or elect representatives from among themselves to form a governing body, such as a parliament. Democracy is sometimes referred to as "rule of the majority".
This is a list of emoticons or textual portrayals of a writer's moods or facial expressions in the form of icons. Originally, these icons consisted of ASCII art, and later, Shift JIS art and Unicode art. In recent times, graphical icons, both static and animated, have joined the traditional text-based emoticons; these are commonly known as emoji.
Webster's Dictionary. Webster's Dictionary is any of the English language dictionaries edited in the early 19th century by Noah Webster (1758–1843), an American lexicographer, as well as numerous related or unrelated dictionaries that have adopted the Webster's name in his honor. " Webster's " has since become a genericized trademark in the ...
Glossary of mathematical symbols. A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula. As formulas are entirely constituted with symbols of various ...
The Dunning–Kruger effect is defined as the tendency of people with low ability in a specific area to give overly positive assessments of this ability. [ 2][ 3][ 4] This is often seen as a cognitive bias, i.e. as a systematic tendency to engage in erroneous forms of thinking and judging. [ 5][ 6][ 7] In the case of the Dunning–Kruger effect ...
Spending by households (not the government) on new houses is also included in investment. In contrast to its colloquial meaning, "investment" in GDP does not mean purchases related to financial investments. Buying financial products is classed as 'saving', as opposed to investment. This avoids double-counting: if one buys shares in a company ...
An air quality index (AQI) is an indicator developed by government agencies [ 1] to communicate to the public how polluted the air currently is or how polluted it is forecast to become. [ 2][ 3] As air pollution levels rise, so does the AQI, along with the associated public health risk. Children, the elderly and individuals with respiratory or ...
A Venn diagram, also called a set diagram or logic diagram, shows all possible logical relations between a finite collection of different sets. These diagrams depict elements as points in the plane, and sets as regions inside closed curves. A Venn diagram consists of multiple overlapping closed curves, usually circles, each representing a set.