A USA Today investigation finds unusually high erasure rates for standardized tests at DC schools while charter-school darling Michelle Rhee was chancellor.
http://www.usatoday.com/news/education/2011-03-28-1Aschooltesting28_CV_N.htm
Unusually high erasure rates are generally noted as evidence of cheating. Does mean their test scores will become (vacated)?
http://www.usatoday.com/news/education/2011-03-28-1Aschooltesting28_CV_N.htm
Unusually high erasure rates are generally noted as evidence of cheating. Does mean their test scores will become (vacated)?