School tech use survey

A new survey of K-12 teachers found that 88 percent of respondents said they and their students use technology in class but only 24 percent said they believe it has a strong positive effect on student achievement and a mere 13 percent said it has a strong positive effect on standardized test scores.
Digedu. (2014). Technology Use in the Classroom: Benefits and Barriers.
http://digedu.com/files/benefits-barriers.pdf