Data type: data-data-error calculated from a function.

    srand ((double) microtime() * 1000000);
    $a = 9.62;
    $label[0] = "October"; $label[5] = "Day 5"; $label[10] = "Day 10";
    $label[15] = "Day 15"; $label[20] = "Day 20"; $label[25] = "Day 25";

    for ($i = 0; $i <= 30; $i++) {
        $a += rand(-1, 2);
        $b = rand(0,1);
        $c = rand(0,1);
        $data[] = @ array($label[$i],$i+1,$a,$b,$c);
    }

Chart type: Lines Lines and points Points      Error bar type: tee line