Public and Private School Principle in the United States: A Statistical Profile, 1987-88 to 1993-94
Table B16.-Standard errors for Table A16: Average years of experience in education for public
and private school principals, by selected school and principal characteristics:
1987-88, 1990-91, and 1993-94
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Professional experience in education
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Average years as teachers Average years as principals
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School/principal characteristics 1987-88 1990-91 1993-94 1987-88 1990-91 1993-94
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PUBLIC
Total 0.06 0.08 0.08 0.09 0.14 0.10
School level
Elementary 0.08 0.12 0.10 0.12 0.17 0.14
Secondary 0.13 0.11 0.10 0.16 0.24 0.12
Combined 0.26 0.27 0.42 0.27 0.40 0.28
School size
Less than 150 0.30 0.22 0.26 0.36 0.43 0.32
150-499 0.09 0.14 0.12 0.14 0.19 0.17
500-749 0.12 0.21 0.16 0.17 0.29 0.19
750 or more 0.12 0.16 0.14 0.17 0.18 0.19
Minority enrollment
Less than 20% 0.07 0.11 0.10 0.11 0.19 0.16
20-50% 0.18 0.19 0.19 0.22 0.26 0.25
More than 50% 0.15 0.22 0.21 0.19 0.22 0.18
Free-lunch recipients
Less than 20% 0.08 0.12 0.14 0.12 0.23 0.21
20-49% 0.10 0.12 0.14 0.16 0.18 0.22
50% or more 0.17 0.17 0.19 0.21 0.22 0.20
District size
Less than 1,000 0.16 0.19 0.17 0.24 0.23 0.27
1,000-4,999 0.12 0.16 0.14 0.17 0.27 0.23
5,000-9,999 0.20 0.23 0.27 0.27 0.36 0.37
10,000 or more 0.10 0.17 0.13 0.17 0.18 0.18
Community type
Central city 0.13 0.19 0.19 0.18 0.23 0.24
Urban fringe/large town 0.10 0.16 0.16 0.17 0.24 0.22
Rural/small town 0.10 0.10 0.10 0.15 0.19 0.17
Sex
Male 0.06 0.09 0.10 0.10 0.17 0.16
Female 0.15 0.16 0.15 0.17 0.16 0.12
Race-ethnicity
American Indian/Alaska Native 0.61 0.63 0.62 0.70 0.80 0.67
Asian/Pacific Islander 0.82 0.97 1.01 0.78 0.71 0.61
Black non-Hispanic 0.25 0.28 0.25 0.24 0.32 0.21
White non-Hispanic 0.06 0.09 0.08 0.09 0.16 0.12
Hispanic 0.41 0.57 0.53 0.37 0.47 0.37
Total minority 0.21 0.25 0.21 0.21 0.26 0.16
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Table B16.-Standard errors for Table A16: Average years of experience in education for public
and private school principals, by selected school and principal characteristics:
1987-88, 1990-91, and 1993-94(continued)
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Professional experience in education
----------------------------------------------------------------
Average years as teachers Average years as principals
------------------------------- --------------------------------
School/principal characteristics 1987-88 1990-91 1993-94 1987-88 1990-91 1993-94
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PRIVATE
Total 0.23 0.15 0.19 0.18 0.20 0.21
School level
Elementary 0.25 0.27 0.24 0.23 0.30 0.27
Secondary 0.66 0.45 0.40 0.57 0.36 0.36
Combined 0.46 0.33 0.33 0.31 0.36 0.34
School size
Less than 150 0.34 0.25 0.32 0.23 0.30 0.36
150-499 0.23 0.21 0.23 0.31 0.30 0.21
500-749 0.45 0.55 0.38 0.71 0.55 0.41
750 or more 0.67 0.69 0.41 0.77 0.79 0.40
Minority enrollment
Less than 20% 0.25 0.22 0.26 0.22 0.24 0.30
20-50% 0.65 0.47 0.41 0.59 0.51 0.42
More than 50% 0.37 0.47 0.46 0.41 0.47 0.41
Sex
Male 0.26 0.22 0.21 0.26 0.29 0.26
Female 0.26 0.20 0.26 0.21 0.26 0.27
Race-ethnicity
American Indian/Alaska Native 2.51 3.83 2.87 2.60 3.37 2.96
Asian/Pacific Islander 1.45 1.64 1.45 1.24 2.08 2.86
Black non-Hispanic 0.97 1.92 0.81 0.72 0.79 1.04
White non-Hispanic 0.24 0.17 0.18 0.20 0.18 0.22
Hispanic 1.30 0.77 0.83 1.26 1.01 1.43
Total minority 0.69 1.00 0.60 0.64 0.70 0.75
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SOURCE: U.S. Department of Education, , Schools and Staffing
Survey: 1987-88 (School Administrator, Public and Private School, and Teacher Demand and Shortage
Questionnaires), 1990-91 (Public and Private School Administrator, Public and Private School, and
Teacher Demand and Shortage Questionnaires), and 1993-94 (Public and Private School Principal, Public
and Private School, and Teacher Demand and Shortage Questionnaires).
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