bell-shaped curve


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bell-shaped curve

 (bĕl′shāpt′)

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.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bell-shaped curve - a symmetrical curve representing the normal distribution
statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
curve, curved shape - the trace of a point whose direction of motion changes
References in periodicals archive ?
Summary: TEHRAN (FNA)- Instead of the typical bell-shaped curve, the fossil record shows a fat-tailed distribution, with extreme, outlier events occurring with higher-than-expected probability.
Picture a normal distribution pattern with its bell-shaped curve. Majority of the observations cluster halfway or in the middle between two extremes.
Flow curves were classified in four groups: bell-shaped curve, staccato, interrupted, or plateau.
A normal curve looks like a bell, which is why it is called a bell-shaped curve.
All antlers within a specific age class fall somewhere in a bell-shaped curve. For example, some 5 1/2-year-old bucks will only sport 100 inches of antler, while bucks in this age class at the other end of the scale will measure over 170 inches.
Too often, the physician forgets that the normal range of test results encompasses the middle 95 percent of the bell-shaped curve; 2.5 percent of patients will have a test result that is high (or low), but normal.
It's a bell-shaped curve, and these teens are outliers.
The notion that students' scores and grade distributions should resemble a normal bell-shaped curve is based largely on the assumption that intelligence (IQ) tests scores generally resemble a normal distribution.
Under a bell-shaped curve, there is a 50% chance the value could be higher and a 50% chance it could be lower.
The second part supplies bell-shaped curve models of possible depletions, including the likely exhaustion of uranium resources by 2030.
Importantly, as the 'bell-shaped curve' associated with each intervention is likely due to disease progression, increasing the total cell dose, and applying multiple applications of these stem cells, may increase both the length and magnitude of the potential benefit.
Importantly, as the "bell-shaped curve' associated with each intervention is likely due to disease progression, increasing the total cell dose, and applying multiple applications of these stem cells, may increase both the length and magnitude of the potential benefit.