The mean is the arithmetic average of the data values. It is the sum of the data values divided by the number of data values.
Population Mean ()
Sample Mean ()
where
N |
= number of data values (for a population) |
n |
= number of data values (for a sample) |
xi |
= ith data value |
See Also
95% and 99% Confidence Interval for the Mean
Critical Value of K-S Statistic at 90%, 95%, and 99% Significance Level
Kolmogorov-Smirnov Goodness of Fit Statistic for Normal Distribution