Estimated versus actual physical strength in three ethnic groups.
D000293:Adolescent; D001741:Black or African American; D000367:Age Factors; D000704:Analysis of Variance; D044383:Black People; D002648:Child; D005006:Ethnicity; D005260:Female; D006801:Humans; D008297:Male; D010290:Parents; D010465:Perception; D010809:Physical Fitness; D012649:Self Concept; D012737:Sex Factors; D013020:South America; D014481:United States