Everyone,
Is this correct?...how MySQL calculate this?... mysql> select * from temp; +------------------+ | cal | +------------------+ | 0000000000029.98 | | 0000000000029.95 | | 0000000000029.89 | | 0000000000029.84 | | 0000000000029.78 | | 0000000000029.81 | | 0000000000029.84 | | 0000000000029.28 | +------------------+ 8 rows in set (0.00 sec) mysql> mysql> select std(cal) from temp; +----------+ | std(cal) | +----------+ | 0.205240 | +----------+ 1 row in set (0.06 sec) mysql> R.B.Roa Traffic Management Engineer PhilCom Corporation Tel.No. (088) 858-1028 Mobile No. (0919) 30856267 --------------------------------------------------------------------- Before posting, please check: http://www.mysql.com/manual.php (the manual) http://lists.mysql.com/ (the list archive) To request this thread, e-mail <[EMAIL PROTECTED]> To unsubscribe, e-mail <[EMAIL PROTECTED]> Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php