id author title date pages extension mime words sentence flesch summary cache txt crln-9613 Pattillo, Gary Fast Facts 2017-01-01 1 .pdf application/pdf 576 26 49 National Center for Education Statistics, “Performance of U.S. 15-Year-Old Students in Science, Reading, and Mathematics Literacy in an International Context,” NCES 2017-048, December 6, 2016, https://nces.ed.gov/surveys/pisa/pisa2015/index. asp (retrieved December 6, 2016). Similarly, more than 80 percent of high school students had difficulty telling the difference between faked photos and real ones. cache/crln-9613.pdf txt/crln-9613.txt