@@ -322,7 +322,7 @@ discard block  | 
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| 322 | 322 | $actual = Statistics::variance($values, $sample);  | 
                                                        
| 323 | 323 | $expected = 4.571429;  | 
                                                        
| 324 | 324 | |
| 325 | - $this->_assertEqualsWithDelta($expected, $actual);  | 
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| 325 | + $this->_assertEqualsWithDelta($expected, $actual);  | 
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| 326 | 326 | }  | 
                                                        
| 327 | 327 | |
| 328 | 328 | /**  | 
                                                        
@@ -514,17 +514,17 @@ discard block  | 
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| 514 | 514 | $this->assertSame($expected, $actual);  | 
                                                        
| 515 | 515 | }  | 
                                                        
| 516 | 516 | |
| 517 | - /**  | 
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| 518 | - *  | 
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| 519 | - * @param mixed $expected  | 
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| 520 | - * @param mixed $actual  | 
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| 521 | - * @param float $delta  | 
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| 522 | - */  | 
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| 523 | -		protected function _assertEqualsWithDelta($expected, $actual, float $delta = 0.0001) { | 
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| 524 | -				if (method_exists($this, 'assertEqualsWithDelta')) { | 
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| 525 | - $this->assertEqualsWithDelta($expected, $actual, $delta);  | 
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| 526 | -				} else { | 
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| 527 | - $this->assertEquals($expected, $actual, '', $delta);  | 
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| 528 | - }  | 
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| 529 | - }  | 
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| 517 | + /**  | 
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| 518 | + *  | 
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| 519 | + * @param mixed $expected  | 
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| 520 | + * @param mixed $actual  | 
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| 521 | + * @param float $delta  | 
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| 522 | + */  | 
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| 523 | +        protected function _assertEqualsWithDelta($expected, $actual, float $delta = 0.0001) { | 
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| 524 | +                if (method_exists($this, 'assertEqualsWithDelta')) { | 
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| 525 | + $this->assertEqualsWithDelta($expected, $actual, $delta);  | 
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| 526 | +                } else { | 
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| 527 | + $this->assertEquals($expected, $actual, '', $delta);  | 
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| 528 | + }  | 
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| 529 | + }  | 
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| 530 | 530 | }  |