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bell curve

bell curve

7 4.6
A curved line on a graph showing most results near the average and fewer at the ends
  • noun
  • /bɛl kɜrv/
  • Specialized
translation icon : curva de campana
  • Plotting companies in a bell curve shows the same pattern as with workers.
  • bell curve distribution
  • tail of the bell curve
  • end of the bell curve

Because so often we, we forget that there's a big fat center to the bell curve.

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Examples

  • Take a moment and examine how the socioeconomic bell curve has flattened and continues to do so.

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  • Remember... half the population is on the left side of the bell curve.

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  • Now, as it happens, rarely do we have exams that actually fall on a bell curve like this.

  • 50% of the people live on the low side of the IQ bell curve.

    Blog text (10)
  • When we predict an expected return and the standard deviation, we're essentially predicting a bell curve of future likely returns.

  • In a typical classroom, the test scores often follow a bell curve, with most students scoring around the average grade.

  • The bell curve illustrates how the majority of a population's traits are distributed around the average.

  • When analyzing the data, the researchers noticed that the results fit a bell curve, indicating a normal distribution of responses.

Synonyms

normal distribution
vsbell curve
  • Specialized
2 5.8

A bell-shaped curve where most values are near the average

is the visual graph showing that probabilistic pattern in data
Gaussian
vsbell curve
  • Specialized
1 7.5

A bell-shaped curve used in statistics to show how values spread

is the plotted graph or line that visualizes that mathematical pattern
bell-shaped curve
vsbell curve
  • Specialized
1 4.2

A curve shaped like a bell that shows most values near the average

is the shorter common name used instead of a longer descriptive phrase
normal curve
vsbell curve
  • Specialized
4.6

A bell-shaped line that shows most numbers near the middle and fewer far from it

is the graphical form that shows that underlying probability pattern
Gaussian curve
vsbell curve
  • Specialized
7.2

A bell-shaped curve the same on both sides that shows how values are near the average

is the common everyday term for that statistical graph
Gaussian shape
vsbell curve
  • Specialized
6.9

A smooth bell-shaped curve that shows how values spread around the average

is the established statistical label applied to that outline in graphs

Surface Forms

bell curve singular
bell curves plural

Morphology

bell + curve

The meaning — a curve shaped like a bell (used to show a normal distribution) — is directly and transparently built from 'bell' (bell-shaped form) + 'curve' (a bent or plotted line), so a B1 learner who knows both words can picture a bell-shaped line. This descriptive, pictorial compound is cross-linguistically common and follows ordinary noun-noun composition, making it transparent even if the statistical concept 'normal distribution' might need extra instruction.

Etymology

Bell curve comes from the shape of a line on a graph that looks like a bell and so is a curve with a high middle and low sides. That picture shows why bell curve means most values are near the 'average' and fewer are far from the middle.