【有水印】儿童专注力白皮书

01   • • • 2021330https://www.gov.cn/zhengce/zhengceku/2021-04/09/content_5598686.htm 02     • • N=2642 • N=2642 • 2019 • 2019N=2642 108-106-75 • • • N=2642 TGI(TargetGroupIndex)()TGI=100”TGI>100”TGI<100” • • N=2642 TGI(TargetGroupIndex)()TGI=100”TGI>100”TGI<100” • 80.0% 70.0% 60.0% 50.0% 40.0% 30.0% 20.0% 10.0% 0.0% 加大投入减少投入 N=2642   03  N=2642 • • • • N=2642 • • • • • • • •  04             训练时长与专注力水平的相关性  APP • APP • APP • • APP • • APP • • APP • • APP 05