sub mean {
    my ($arrayref) = @_;
    my $result;
    foreach (@$arrayref) { $result += $_ }
    return $result / @$arrayref;
}

my @points = qw(1 2 3 4);

print mean \@points;

[download]

In reply to Re: Calculating statistical median by dirac
in thread Calculating statistical median by Lhamo_rin

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