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(in an experiment or clinical trial) a group of subjects who are exposed to the variable under study:
a lower infection rate in the experimental group that received the vaccine.

experimental group ex·per·i·men·tal group (ĭk-spěr’ə-měn’tl)
A group of subjects that are exposed to the variable of a control experiment.


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    noun 1. (statistics) one of the distinct states of affairs or values of the independent variable for which the dependent variable is measured in order to carry out statistical tests or calculations Also called condition

  • Experimental

    [ik-sper-uh-men-tl] /ɪkˌspɛr əˈmɛn tl/ adjective 1. pertaining to, derived from, or founded on : an experimental science. 2. of the nature of an ; tentative: The new program is still in an experimental stage. 3. functioning as an or used for : an experimental airplane. 4. based on or derived from ; empirical: experimental knowledge. […]

  • Explorability

    [ik-splawr, -splohr] /ɪkˈsplɔr, -ˈsploʊr/ verb (used with object), explored, exploring. 1. to traverse or range over (a region, area, etc.) for the purpose of discovery: to explore the island. 2. to look into closely; scrutinize; examine: Let us explore the possibilities for improvement. 3. Surgery. to investigate into, especially mechanically, as with a probe. 4. […]

  • Explorationist

    [ek-spluh-rey-shuh-nist] /ˌɛk spləˈreɪ ʃə nɪst/ noun 1. a person who searches for new sources of oil, natural gas, etc.

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