@@ -59,7 +59,7 @@ |
||
59 | 59 | * |
60 | 60 | * @param array $rightData |
61 | 61 | * @param array $hypothesisData |
62 | - * @return int |
|
62 | + * @return double |
|
63 | 63 | * @throws IllegalArgumentException |
64 | 64 | */ |
65 | 65 | public static function r2(array $rightData, array $hypothesisData) |