Averages/Arithmetic mean: Difference between revisions

<syntaxhighlight lang="apl">

X←3 1 4 1 5 9

3.833333333

</syntaxhighlight>

{{works with|Dyalog APL}}

A proper function definition:

<syntaxhighlight lang="apl">

Avg←{(+⌿⍵)÷≢⍵}

Avg 1 2 3 4 5 6

3.5

</syntaxhighlight>

Using [[tacit programming]]:

<syntaxhighlight lang="apl">

Avg← +⌿÷≢

Avg 1 2 3 4 5 6

3.5

</syntaxhighlight>

'''N.B.:''' the symbol for [https://aplwiki.com/wiki/Tally Tally (≢)] doesn't display correctly at the moment.