normal distribution

One entry found for normal distribution.

Main Entry: normal distribution
Function: noun
: a probability density function that approximates the distribution of many random variables (as the proportion of outcomes of a particular sort in a large number of independent repetitions of an experiment in which the probabilities remain constant from trial to trial) and that has the form f(x) = (1/(σ<sqroot>2π))e^{(-½[(x - µ)/σ]2}) where µ is the mean and σ is the standard deviation -- compare NORMAL CURVE