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National Science Foundation National Center for Science and Engineering Statistics
Current and Alternative Sources of Data on the Science and Engineering Workforce

Appendix D. Desired and Acceptable Coefficients of Variation (CVs) for Estimates of the S&E Population

 
Group of interest Desired CV (%) Acceptable CV (%) 1997 SESTAT integrated database CV (%)
 
Total population 0.1 0.2 0.2
       
Highest degree level      
Associate 1.0 1.5 N/A
Bachelor 0.4 0.4 0.4
Master 0.4 0.6 0.8
Doctorate 0.4 0.4 0.8
Professional 1.0 1.5 1.6
       
Race/ethnicity      
Hispanic 0.8 1.0 1.6
White 0.8 1.0 0.2
Black 0.8 1.0 1.3
Asian/Pacific Islander 0.8 1.0 1.0
Other 3.0 As it falls out based on sampling 5.7 for American Indian/Alaska Native
       
Citizenship      
U.S.citizen – native 0.3 0.3 0.3
U.S. citizen – naturalized 1.5 1.5 1.6
Non-U.S. citizen, permanent resident 1.5 1.5 2.8
Non-U.S. citizen, temporary resident 3.0 As it falls out based on sampling 5.6
       
Sex      
Female 0.1 0.2 0.2
Male 0.2 0.3 0.3
       
Age cohort      
<30 1.0 1.0 1.2
30–39 1.0 1.0 0.8
40–49 1.0 1.0 0.7
50–59 1.0 1.0 1.0
60–75 1.0 1.0 1.2
       
Disability status      
Nondisabled 1.0 1.5 0.2
Disabled As it falls out based on sampling As it falls out based on sampling 1.6
       
Employer sector      
Education 1.0 1.0 1.1
Government 1.0 1.0 1.3
Business/industry As it falls out based on sampling As it falls out based on sampling 0.4
       
Broad field of highest degree      
Mathematics and computer sciences 0.3 0.5 1.0
Life sciences 0.3 0.5 0.8
Physical sciences 0.3 0.5 1.0
Social sciences 0.3 0.5 0.6
Engineering 0.3 0.5 0.6
Non-S&E fields 0.9
S&E related 2.5 3.5
       
Broad category of occupation      
Mathematicians and computer scientists 1.5 2.5 1.2
Life scientists 1.5 2.5 2.2
Physical scientists 1.5 2.5 2.2
Social scientists 1.5 2.5 2.4
Engineers 1.5 2.5 0.9
Non-S&E occupations 0.5
S&E managers 2.0 3.0 a
Other managers 2.5 3.5 a
Health-related occupations 1.5 2.5 1.9b
Precollege teachers 2.5 3.5 2.1b
Non-S&E postsecondary teachers 2.5 3.5 5.1b
Technicians 2.0 3.0 2.9b
Other occupations 3.0 4.0
 

— = not a design objective.

a This population cannot be specifically identified in current database.
b This CV is limited to the current SESTAT population definition.

SOURCE: National Science Foundation, Division of Science Resources Statistics, staff recommendations 2006.

 
Current and Alternative Sources of Data on the Science and Engineering Workforce
Working Paper | SRS 07-202 | June 2007