The vast majority of parents believe their children are performing at or above grade level in both reading and math. According to nationally representative data from nonprofit parent advocacy organization Learning Heroes, across race, class, income and education levels, 90% of parents think their children are proficient in these two subjects.

Source: http://www.educationdive.com/news/parent-focus-groups-reveal-disconnect-between-real-and-perceived-student-pe/439171/