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View synonyms for normal curve
normal curve
[ nawr-muhl kurv ]
noun
, Statistics.
- a bell curve showing a particular distribution of probability over the values of a random variable.
normal curve
noun
- statistics a symmetrical bell-shaped curve representing the probability density function of a normal distribution. The area of a vertical section of the curve represents the probability that the random variable lies between the values which delimit the section
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Word History and Origins
Origin of normal curve1
First recorded in 1890–95
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Example Sentences
The heavy line represents the smoothed or normal curve, deduced from eighteen years' statistics and calculated for the year 1908.
From Project Gutenberg
Now, it can readily be seen that this normal curve may also be considered the expectancy curve—if the wind has no effect.
From Project Gutenberg
Hence we have called our curve of illumination the "normal curve."
From Project Gutenberg
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