Statistics and probability functions

Average deviation
Binomial coefficient
Bivariate normal probability
Chi-square probability
Error function
Fisher's F-distribution
Gaussian distribution
Geometric mean
Index of maximum
Index of minimum
Kurtosis
Mean
Maximum
Median
Minimum
Poisson distribution
Product
Root mean square
Running product
Running sum
Skewness
Standard deviation
Student's t distribution
Sum
Variance