bell-shaped curve

gaus·si·an dis·tri·bu·tion

(gow'sē-ăn dis'tri-byū'shŭn)

The statistical distribution of members of a population around the population mean. In a gaussian distribution, 68.2% of values fall within ± 1 standard deviation (SD); 95.4% fall within ± 2 SD of the mean; and 99.7% fall within ± 3 SD of the mean.
Synonym(s): bell-shaped curve, normal distribution.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Mentioned in

distribution
frequency distribution
gaussian distribution
normal curve
normal distribution

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