ACS 2012-3yr Summary File: Technical Documentation - Survey ACS 2012 (3-Year Estimates)

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Documentation:

ACS 2012 (3-Year Estimates)

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Publisher: U.S. Census Bureau

Survey: ACS 2012 (3-Year Estimates)

Document:	ACS 2012-3yr Summary File: Technical Documentation
citation:	Social Explorer; U.S. Census Bureau; American Community Survey 2012 3yr Summary File: Technical Documentation.

Documentation

ACS 2012 (3-Year Estimates)

ACS 2012-3yr Summary File: Technical Documentation

1. Introduction

1.1. The American Community Survey

1.2. The American Community Survey Summary File

1.3. Topics and Geographies Covered

1.4. Tools for Obtaining Data

1.5. Contact Us

2. How to Use the ACS Summary File

2.1. Locating the Summary File

2.2. Summary File Organization

2.3. Sequence Numbers

2.4. Geography File

2.5. Estimate and Margin of Error Files

2.6. How to Join the ACS Summary File to the TIGER/Line Shapefiles

3. User Tools

3.1. Summary File Excel Retrieval Tool

3.2. Summary File SAS Tool

3.3. Summary File Excel Import Tool

4. User References

4.1. Detailed Tables for the 2010-2012 ACS 3-Year Estimates

4.2. 2010-2012 ACS 3-year Summary Levels/Components For Detailed Tables

4.3. Sequence Number and Table Number Lookup

4.4. Table Shells List

4.5. Excel Geography File

Appendix A: Supplemental Documentation

Code List

Group Quarters Classifications

Hispanic Origin Code List

Industry Code List

Language Code List

Occupation Code List

Place of Birth, Migration, & Place of Work Code List

Race Code List

2010-2012 Subject Definitions

Group Quarters Definitions

Instructions for Applying Statistical Testing to the 2010-2012 ACS 3-Year Data and the 2008-2012 ACS 5-Year Data

Obtaining Standard Errors

Obtaining Standard Errors for Derived Estimates

American Community Survey/Puerto Rico Community Survey

American Community Survey Multiyear Accuracy of the Data (3-year 2010-2012 and 5-year 2008-2012)

Puerto Rico Community Survey Multiyear Accuracy of the Data (3-year 2010-2012 and 5-year 2008-2012)

Appendix B: Graphical Representation of ACS Summary File Organization

B.1. 2010-2012 ACSSF All In 1 Giant File (Experienced-Users-Only)

B.2. 2010-2012 ACSSF By State All Tables

B.3. 2010-2012 ACSSF By State By Sequence Table Subset

Appendix C: User Notes

C.1 Population Thresholds

C.2 Geography Restrictions

C.3 Jam Values

Jam Values for Medians

C.4 Rounding Rules and Margins of Error

C.5 Data Release Filtering Rules

C.6 Display of Estimates

C.7 Multiple Sequences For a Table

Tables That Are Contained in More Than One Sequence File

C.8 Explanation of Missing Estimates

Appendix D: Examples

D.1 Creating a Table

D.2 Creating a Table Using SAS

Appendix E: Detailed Tables for the 2010-2012 ACS 3-year Estimates

Appendix F: ACS 3-year Summary Levels/Components for Detailed Tables

Document History

Social Explorer; U.S. Census Bureau; American Community Survey 2012 3yr Summary File: Technical Documentation.

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