normal distribution

Definitions

Economics

  • noun a graph of distribution which is symmetrical around a mean. It is shaped like a bell.

Electronics

Health Economics

  • (written as Normal Distribution)
    A frequency distribution with one mode, having the symmetrical shape of a bell. It is characterized by two parameters: the mean and the standard deviation. Sixty-seven per cent of values lie within one standard deviation on either side of the mean.
  • synonymGaussian distribution
    (written as Normal Distribution)
  • synonymGaussian Distribution

Information & Library Science

  • noun a statistical term indicating that the majority of results will appear towards the centre of a graph with smaller amounts towards the top and bottom

Marketing

  • noun a term used in sampling theory, referring to the results of a sample and meaning a symmetrical distribution of values around a mean or average, so that you can be confident that the sample is properly representative of the people being surveyed in a study
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