OBT have also showed a trend towards better results for all or most students ( Feller,1994 ; Tarrant, Ware, & Mohammed, 2009 ; Stalnaker & Stalnaker,1934 ; Heijne-Penninga, Kuks, Hofman, & Cohen-Schotanus, 2010 ;).
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OBT have also showed a trend towards better results for all or most students ( Feller,1994 ; Tarrant, Ware, & Mohammed, 2009 ; Stalnaker & Stalnaker,1934 ; Heijne-Penninga, Kuks, Hofman, & Cohen-Schotanus, 2010 ;).