ss="binding-text">(permutation-test xs ys &amp;opt a k)

Conducts a permutation test to determine if two data sets
`xs` and `ys` are *significantly* different from each other.
You can use alternative hypotesis `a`, which defaults to `:two-side`,
with `:greater` and `:lesser` being the other two options.
The last optional argument is `k` number of values
in permutation distribution</pre><a href="https://janetdocs.org/math/permutation-test">Community Examples</a></div><hr><div class="binding"><span id="math/p