| 释义 |
bell-shaped curve
bell-shaped curve B0177075 (bĕl′shāpt′)n. See bell curve.bell′ curve`
n. a frequency distribution in statistics that resembles the outline of a bell when plotted on a graph. Also called bell-shaped curve. Thesaurus| Noun | 1. | bell-shaped curve - a symmetrical curve representing the normal distributionGaussian curve, Gaussian shape, normal curvestatistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameterscurve, curved shape - the trace of a point whose direction of motion changes |
EncyclopediaSeebell-towerbell-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. FinancialSeeBell Curvebell-shaped curve
Synonyms for bell-shaped curvenoun a symmetrical curve representing the normal distributionSynonyms- Gaussian curve
- Gaussian shape
- normal curve
Related Words- statistics
- curve
- curved shape
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