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 ?
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 distribution histogram of A-C in women shows a multimodal histogram contrary to men's graphwhich is a bell-shaped curve.
Random measurement error will take the form of a bell-shaped curve distribution and will represent the probabilities for uncertainty of an estimated central tendency of the random error.
This is probably a bell-shaped curve, so an agreed-upon cut point will be required.
The models examined include general systems theory, attachment theory, the stages of change model, the normal or bell-shaped curve, and hierarchies and inverted hierarchies.
Your high-school math teacher most likely explained the standard bell-shaped curve, or what is called normal distribution.
In our September 2011 release, we derived from several resources the number of publications published PubMed-indexed journals by our 101 colleagues that are included in the advisory board; our statistics editor created a bell-shaped curve according to mean number of publications and standard deviation.
In that case, its bell-shaped curve will just be at an overall higher level than its competitors.
Since the fiscal year starts in the middle of the calendar year, a graph of donations creates a bell-shaped curve as pronounced as that of any retail store.
And, although there is a wide range in the self-reported importance of religion, from a high of 85% for residents of Mississippi to a low of 42% for residents of Vermont, the distribution of religiosity by state takes the shape of a bell-shaped curve, clustered around the overall nationwide mean of 65%.