What do a.m. and p.m. stand for?

normal curve

noun, Statistics.
a bell-shaped curve showing a particular distribution of probability over the values of a random variable.
Origin of normal curve
1890-95 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for normal curve
  • Raw data were taken from seven subject areas, and normal curve equivalents from these seven areas were selected as data elements.
British Dictionary definitions for normal curve

normal curve

(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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Difficulty index for normal curve

Few English speakers likely know this word

Word Value for normal

Scrabble Words With Friends