Private Schools in the United States: A Statistical Profile, 1993-94 / Table A4.6
Table A4.6: Standard errors for average years of academic study required for graduation in private secondary schools, by affiliation: 1993-94
(") Too few cases for a reliable estimate.
SOURCE: U.S. Department of Education, , Schools and Staffing Survey: 1993-94.
Table A4.5
Table A4.7