robotomize / regression-php

src/Regression/ExponentialRegression.php

Unused Use Statements -2 removed lines

@@ -3,8 +3,6 @@
 
 namespace Regression;
 
-use Carbon\Carbon;
-
 /**
  * Class ExponentialRegression
  * @package Regression

src/Regression/LinearRegression.php

Unused Use Statements -4 removed lines

@@ -3,10 +3,6 @@
 
 namespace Regression;
 
-use Carbon\Carbon;
-use Exception;
-use IllegalArgumentException;
-
 /**
  * Class LinearRegression
  * @package Regression

src/Regression/Math/Math.php

Doc Comments +1 added lines, -1 removed lines

@@ -59,7 +59,7 @@
      *
      * @param array $rightData
      * @param array $hypothesisData
-     * @return int
+     * @return double
      * @throws IllegalArgumentException
      */
     public static function r2(array $rightData, array $hypothesisData)