Rodger Williams
August 20, 2018
“The home-educated typically score 15 to 30 percentile points above public-school students on standardized academic achievement tests. (The public school average is the 50th percentile; scores range from 1 to 99.) A 2015 study found Black homeschool students to be scoring 23 to 42 percentile points above Black public school students.” (https://www.nheri.org/research-facts-on-homeschooling/)
Oregon homeschooled students score an average of 29 percentile points above public-school students on standardized academic achievement tests. (https://homeschoolingbackgrounder.com/homeschool-effect-oregon/)
Arkansas homeschooled students score an average of 11 percentile points above public-school students on standardized academic achievement tests. (Arkansas Department of Education Home School Report 2013-2014, page 62)
Idaho homeschooled students score an average of 28 to 32 percentile points above public-school students on standardized academic achievement tests. (http://iche-idaho.org/)