The number of students suspended or expelled from schools has declined, as have in-school arrests, but minority students face disciplinary action more often than their white peers, according to a report released today by Connecticut Voices for Children. Between 2008 and 2013, in-school arrests dropped 34.8 percent statewide while expulsions declined 31 percent and out-of-school suspensions fell 46.5 percent, the report noted. The report, “Keeping Kids in Class: School Discipline in Connecticut, 2008-2013,” analyzed data provided by school districts statewide. While the drop in disciplinary actions is encouraging, Connecticut schools still have work to do, according to the advocacy group. “Extensive research shows that excluding children from school for disciplinary problems is often ineffective and even counterproductive.