1970 HUNGARIAN CENSUS OF POPULATION Information on the data collection and processing (1977)
I. THE COMPREHENSIVE REWIEV OF THE DATA COLLECTION AND PROCESSING - 11. The control of the reliability of the census
LEVEL OF THE RELIABILITY OF THE DATA OF THE EMPLOYED AND COLLECTIVE FARMERS, BROKEN DOWN INTO BRANCHES OF NATIONAL ECONOMY a/ Comparison of the results of the census and the follow-up control Table 10 . Post-enumeration control survey Census Industry Constr. ind. Agricult. TransD. Trade Service Health Publ. Adm. Other Total Industry 4 053 9 11 3 12 1 1 2 4 092 Construction industry 9 804 7 1 2 1 1 825 Agriculture 6 4 2 320 2 3 3 2 338 Transport 5 2 1 754 3 1 2 768 Trade 2 3 4 885 2 2 898 Service 2 214 2 218 Health 2 1 4 2 852 8 1 870 Public administration 3 3 2 3 3 13 400 427 Other 3 1 1 1 5 11 Total 4 083 825 2 348 766 909 219 873 418 6 10 447 b/ Comparison of the data of distribution economy Result of the 0, 25 p. c. sample in absolute numbers Percentage distribution economy Census P. C. Survey Census P.C. Survey Difference between percentages Industry 4 092 4 083 39,17 39,08 + 0, 09 Construction industry 825 825 7, 90 7,90 Agriculture 2 338 2 348 22, 36 22,47 - 0,11 Transport 768 766 7,35 7,33 + 0,02 Trade 898 909 8, 60 8, 70 - 0,10 Service 218 219 2, 09 2,10 - 0, 01 Health 870 873 8, 33 8,36 - 0, 03 Public administration 427 418 4, 09 4,00 + 0, 09 Other 11 6 0,11 0, 06 + 0, 05 Total 10 447 10 447 100, 00 100,00 c/ Index-numbers of the degree of reliability of the census returns Identically grouped items proportion p.c. Gross errors Net errors Standard err. of response dispersion p. c. Branch of national economy Identically grouped items proportion p.c. abs. no. p. c. of census data abs. no. perc. of census data Standard err. of response dispersion p. c. Index of inconsis tency Industry 99, 05 69 1,69 + 9 + 0,22 0,20 0, 028 Construction industry 97,45 42 5, 09 0, 79 0, 055 Agriculture 99, 23 46 1,97 - 10 - 0.43 0,29 0, 025 Transport 98,18 26 3,38 + 2 + 0,26 0, 66 0, 077 Trade 98, 55 37 4,12 - 11 - 1,22 0, 68 0, 045 Service 98,16 9 4,13 - 1 - 0,46 1,38 0, 042 Health 97,93 39 4,48 - 3 - 0,34 0, 72 0, 049 Public administration 93, 68 45 10, 54 + 9 + 2,11 1, 57 0,110 Other 45,45 7 63,64 + 5 + 45,45 24,05 ,0, 610 a /0, 038 Total 98,47 320 3,06 ,0, 610 a /0, 038 Sum of the absolute numbers of net errors 50 0,48 a/ Weighted arithmetical mean. 106
