Table 3. DISTRIBUTION OF PERCENT DEVIATIONS OF COUNTY POPULATION ESTIMATES FROM THE 1970 CENSUS BY METROPOLITAN-NONMETROPOLITAN RESIDENCE: APRIL 1, 1970 (Controlled to "best" State estimate)

'The abbreviations used here are: V--the Vital Rates method; R--the Regression method; M--Component Method II; and

C--the Composite method.

2Metropolitan-nonmetropolitan residence as defined in the 1960 census.

12.3

11.1

13.0

11.7

9.8

9.5

11.6

10.0

17.7

14.7

20.4

12.9

13.0

11.2

17.2

11.0

Table 4. COMPARISON OF AVERAGE PERCENT DEVIATIONS OF COUNTY POPULATION ESTIMATES FROM THE 1970 CENSUS FOR BEST SINGLE METHODS CONTROLLED TO INDEPENDENT STATE ESTIMATES AND TO THE 1970 CENSUS STATE COUNTS: APRIL 1, 1970

(Plus sign (+) denotes increase in accuracy of estimates. Minus sign (-) denotes decreases)

'Not participating in the Federal-State Cooperative Program at the time of the test. 2Not participating in the Federal-State Cooperative Program.

Chattahoochee and Muscogee Counties were combined into one unit for the purpose of making population estimates. 'Participating in the test phase, but results not finalized by time of preparation of this report.

5 Participating in the Federal-State Cooperative Program but not participating in the test phase.

"The five boroughs that make up New York City were combined into one unit for the purpose of making population estimates. 'Participating in the Federal-State Cooperative Program on an informal basis since no certification has been received from the Governor of Texas. Not participating in the test phase of the Program.

Because of difficulty in isolating the effect of annexations to cities, the following counties and independent cities were combined into single units for the purpose of making population estimates: Albemarle County and Charlottesville city; Alleghany County and Clifton Forge city: Bedford County and Bedford city; Carroll County, Grayson County, and Galax city: Chesterfield County and Richmond city: Fairfax County and Fairfax city; Greensville County and Emporia city: Halifax County, and South Boston city; Henry County and Martinsville city: James City County, Williamsburg city, and York County: Prince George County and Hopewell city; Roanoke County, Roanoke city, and Salem city; Rockbridge County and Lexington city; Rockingham County and Harrisonburg city; Southampton County and Franklin city. Note also that Norfolk County and South Norfolk city were merged in 1962 to form Chesapeake city and Princess Anne County was consolidated with Virginia Beach city in 1963. Chesapeake city and Portsmouth city were further combined into a single unit for the purpose of making population estimates. "Menominee County did not become a separate county until after 1960. In this report it is included with Shawano County.

Table 5. AVERAGE PERCENT DEVIATION OF COUNTY POPULATION ESTIMATES FROM THE 1970 CENSUS BY METHOD OF ESTIMATION, FOR REGION, DIVISION, AND STATE: APRIL 1, 1970

Table 5. AVERAGE PERCENT DEVIATION OF COUNTY POPULATION ESTIMATES FROM THE 1970 CENSUS BY METHOD OF ESTIMATION, FOR REGION, DIVISION, AND STATE: APRIL 1, 1970--Continued

1Participating in the Federal-State Cooperative Program but not participating in the test phase. Not participating in the Federal-State Cooperative Program.

The five boroughs that make up New York City were combined into one unit for the purpose of making population estimates. *Menominee County did not become a separate county until after 1960. In this report it is included with Shawano County.

5 Participating in the test phase, but results not finalized by time of preparation of this report. Not participating in the Federal-State Cooperative Program at the time of the test.

'Because of difficulty in isolating the effect of annexations to cities, the following counties and independent cities were combined into single units for the purpose of making population estimates: Albermarle County and Charlottesville city; Alleghany County and Clifton Forge city; Bedford County and Bedford city; Carroll County, Grayson County, and Galax city; Chesterfield County and Richmond city; Fairfax County, and Fairfax City; Greensville County and Emporia city; Halifax County and South Boston city; Henry County and Martinsville city; James City County, Williamsburg city, and York County; Prince George County and Hopewell city; Roanoke County, Roanoke city, and Salem city; Rockbridge County and Lexington city; Rockingham County and Harrisonburg city; Southampton County and Franklin city. Note also that Norfolk County and South Norfolk city were merged in 1962 to form Chesapeake city, and Princess Anne County was consolidated with Virginia Beach city in 1963. Chesapeake city and Portsmouth city were further combined into a single unit for the purpose of making population estimates.

Chattahoochee and Muscogee Counties were combined into one unit for the purpose of making population estimates. Participating in the Federal-State Cooperative Program on an informal basis since no certification has been received from the Governor of Texas. Not participating in the test phase of the Program.

Table 5A. AVERAGE PERCENT DEVIATION OF COUNTY POPULATION ESTIMATES FROM THE 1970 CENSUS BY METHOD OF ESTIMATION, FOR METROPOLITAN COUNTIES BY REGION, DIVISION, AND STATE: APRIL 1, 1970

Table 5A. AVERAGE PERCENT DEVIATION OF COUNTY POPULATION FROM ESTIMATESTHE 1970 CENSUS BY METHOD OF ESTIMATION, FOR METROPOLITAN COUNTIES BY REGION, DIVISION, AND STATE: APRIL 1, 1970--Continued

*The five boroughs that make up New York City were combined into one unit for the purpose of making population estimates.
Participating in the test phase, but results not finalized by time of preparation of this report.
"Not participating in the Federal-State Cooperative Program at the time of the test.

'Because of difficulty in isolating the effect of annexations to cities the following counties and independent cities were combined into single units for the purpose of making population estimates: Chesterfield County and Richmond city; Fairfax County and Fairfax city; Roanoke County, Roanoke city, and Salem city. Note also that Norfolk County and South Norfolk city were merged in 1962 to form Chesapeake city, and Princess Anne County was consolidated with Virginia Beach city in 1963. Chesapeake city and Portsmouth city were further combined into a single unit for the purpose of making population estimates. "Chattahoochee and Muscogee Counties were combined into one unit for the purpose of making population estimates.

"Participating in the Federal-State Cooperative Program on an informal basis since no certification has been received from the Governor of Texas. Not participating in the test phase of the Program.