Statistics

Averages and variances

mean(a[, axis, dtype, out, keepdims])	Compute the arithmetic mean along the specified axis.
var(a[, axis, dtype, out, ddof, keepdims, where])	Compute the variance along the specified axis.

Histograms

bincount(x[, weights, minlength])	Count number of occurrences of each value in array of non-negative ints.
histogram(x[, bins, range, weights, density])	Compute the histogram of a dataset.

Order statistics

quantile(a, q[, axis, out, overwrite_input, ...])	Compute the q-th quantile of the data along the specified axis.
percentile(a, q[, axis, out, ...])	Compute the q-th percentile of the data along the specified axis.