bell curve(redirected from bell curves)
Also found in: Financial, Encyclopedia.
The typically symmetrical curve of a normal distribution, resembling the profile of a bell. Also called bell-shaped curve, normal curve.
a frequency distribution in statistics that resembles the outline of a bell when plotted on a graph. Also called bell-shaped curve.
graph showing the distribution of a set of test scores where the average grade was a C
A symmetrical bell-shaped curve that represents the typical distribution and frequency of the values of a set of random data. It slopes downward from a point in the middle corresponding to the mean.