Code Duplication    Length = 5-5 lines in 2 locations

src/PhpSpreadsheet/Calculation/Statistical.php 2 locations

@@ 52-56 (lines=5) @@
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        $array1 = Functions::flattenArray($array1);
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        $array2 = Functions::flattenArray($array2);
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        foreach ($array1 as $key => $value) {
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            if ((is_bool($value)) || (is_string($value)) || (is_null($value))) {
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                unset($array1[$key], $array2[$key]);
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            }
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        }
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        foreach ($array2 as $key => $value) {
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            if ((is_bool($value)) || (is_string($value)) || (is_null($value))) {
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                unset($array1[$key], $array2[$key]);
@@ 57-61 (lines=5) @@
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                unset($array1[$key], $array2[$key]);
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            }
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        }
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        foreach ($array2 as $key => $value) {
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            if ((is_bool($value)) || (is_string($value)) || (is_null($value))) {
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                unset($array1[$key], $array2[$key]);
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            }
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        }
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        $array1 = array_merge($array1);
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        $array2 = array_merge($array2);
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