( ! ) Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Calculation\Statistical\VarianceBase" not found in C:\wamp64\www\geega\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Statistical\Variances.php on line 8
( ! ) Error: Class "PhpOffice\PhpSpreadsheet\Calculation\Statistical\VarianceBase" not found in C:\wamp64\www\geega\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Statistical\Variances.php on line 8
Call Stack
#	Time	Memory	Function	Location
1	0.0196	558384	{main}( )	...\Variances.php:0