 | 1960 - 1088 էջ
...Survey. The current sample design, instituted in May 1956, is spread over 333 areas comprising 641 counties and independent cities, with coverage in each of the 50 States and the District of Columbia. Approximately 35,000 households are interviewed each month. Another 1,500 occupied... | |
 | United States. Bureau of the Census - 1955 - 496 էջ
...of dwelling unit. The result of the change in definition is believed to be too small to affect the vacancy rates. The sample is comprised of 701 counties...cities with coverage In each of the 50 States and the District of Columbia. Representation from Alaska and Hawaii was Included in the sample, beginning January... | |
 | United States. Bureau of the Census - 1961 - 108 էջ
...for the December 1959 Components of Change Survey and was spread over 333 sample areas comprising 641 counties and independent cities with coverage in each of the 50 States and the District of Columbia. The Components of Change sample consisted of dwelling units located in clusters,... | |
 | United States. Bureau of the Census - 1963 - 300 էջ
...1950 population of the PSU. The resulting first-stage sample comprised 333 sample areas containing 541 counties and independent cities with coverage in each of the 50 States and the District of Columbia. The next stages of sampling were within each of the 333 sample areas. One of... | |
 | United States. Congress. Senate. Committee on Labor and Public Welfare - 1965 - 1784 էջ
...households, the Current Population Survey (CPS). The CPS sample is spread over 357 areas comprising 701 counties and independent cities, with coverage in each of the 50 States and the District of Columbia. Approximately 35,000 households are interviewed each month. Another 1,500 occupied... | |
 | United States. Congress. House. Committee on Ways and Means - 1965 - 1072 էջ
...were obtained in December 1962. In 1962, the sample was spread over 333 sample areas comprising 6Ul counties and independent cities with coverage in each of the 50 States and the District of Columbia. Approximately 35,000 occupied units were designated for interview each month.... | |
 | United States. Congress. House. Committee on Ways and Means - 1965 - 1528 էջ
...were obtained In December 1962. In 1962, the sample was spread over 333 sample areas comprising 641 counties and independent cities with coverage in each of the 50 States and the District of Columbia. Approximately 35 > 000 occupied units were designated for interview each month.... | |
 | Seth Low, Pearl G. Spindler - 1968 - 140 էջ
...Current Population Survey of the Bureau of the Census. The sample is spread over 357 areas comprising 701 counties and independent cities, with coverage in each of the 50 States and the District of Columbia. Approximately 35,000 occupied households are designated in the Current Population... | |
 | United States. Congress. House. Education and Labor - 1968 - 172 էջ
...the Bureau of the Census. The sample covers 35,000 households and is spread over 357 areas comprising 701 counties and independent cities with coverage in each of the 50 States and the District of Columbia. Reliability of the estimates. — Since the figures presented in this report... | |
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Of this number, 2,250 occupied units, on the average, are visited but interviews are not obtained because the occupants are not found at home after repeated calls or... 
