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Table A36. Mean literacy and numeracy proficiency scores among male and female U.S. adults ages 16-65, by age and educational attainment: 2012/2014

Age and educational attainment Mean literacy
proficiency score
  Mean numeracy
proficiency score
Total   Male   Female   Total   Male   Female  
Total 271.7   272.3   271.2   257.2   264.6   250.1  
                         
Age                        
24 years and younger 273.2   271.1   275.5   253.9   258.4   248.9  
25-34 years old 281.1   281.4   280.8   267.0   274.5   259.8  
35-44 years old 275.5   278.6   272.5   261.0   269.9   252.4  
45-54 years old 267.0   266.3   267.7   252.5   259.0   246.9  
55 years and older 262.3   263.8   261.0   251.7   261.3   243.0  
                         
Educational attainment                        
Less than high school 228.8   231.2   226.1   211.2   218.5   202.9  
High school, no postsecondary degree 263.4   264.6   262.2   247.2   255.4   239.1  
Postsecondary degree 299.7   301.8   297.8   288.6   298.8   279.9  
NOTE: Proficiency in literacy and numeracy are scaled between 0 and 500 score points. Literacy and numeracy proficiency scores cannot be compared directly because each domain has a distinct framework, construct, set of items, and scale. Estimates based on U.S. combined data from 2012 and 2014.
SOURCE: U.S. Department of Education, National Center for Education Statistics, Program for the International Assessment of Adult Competencies (PIAAC), U.S. PIAAC 2012/2014.
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