 | 1976 - 1504 halaman
...about 0.3 percent; for agricultural employment and for unemployment, it is roughly 2 to 4 percent. The chances are about 2 out of 3 that an estimate...the sample would differ from a complete census by less than the percentage estimated above for the particular item. The chances are about 19 out of 20... | |
 | 1956 - 1082 halaman
...is roughly 4 percent. In years the sampling error was somewhat higher. The chances are about 2 out ' 3 that an estimate from the sample would differ from a complete census by less lh»n the percentage estimated above for the particular item. The chances are about 19 out of... | |
 | 1960 - 736 halaman
...Is, the variations that might occur by chance because only a sample of the population Is surveyed. The chances are about 2 out of 3 that an estimate...the sample would differ from a complete census by less than the standard error. The chances are about 18 out of 20 that the difference would be less... | |
 | United States. Office of Education - 1963 - 770 halaman
...Approximation to standard error of estimated number ' (Range of 2 chances out of 3) or less than the standard error. The chances are about 19 out of 20 that the difference is less than twice the standard error and about 99 out of 100 that it is less than 2% times the standard... | |
 | United States. Office of Education - 1965 - 904 halaman
...of the data required and the expense in terms of time and money. The chances are about 68 out of 100 that an estimate from the sample would differ from a complete census than one standard deviation. The about 95 out of 100 that the difference «*f than twice the standard... | |
 | 1980 - 370 halaman
...estimate differs from the value which would have been obtained from all births by less than one standard error. The chances are about 19 out of 20 that the difference is less than twice the standard error and about 99 out of 100 that it is less than2Va times as large.... | |
 | 1960 - 84 halaman
...is, the variations that might occur by chance because only a sample of the population is surveyed. The chances are about 2 out of 3 that an estimate...the sample would differ from a complete census by less than the standard error. The chances are about 19 out of 20 that the difference would be less... | |
 | United States. Congress. Economic Joint Committee - 1955 - 184 halaman
...workers is about 0.6 percent, or about 300,000 persons at present levels. This means that the changes are about 2 out of 3 that an estimate from the sample would differ from a complete census by less than this amount. This estimate of sampling error would be 600,000 persons if a confidence level... | |
 | United States. Bureau of the Census - 1958 - 806 halaman
...the effect of any systematic biases due to these types of errors. The chances are about 68 out of 100 that an estimate from the sample would differ from a complete census by les? than the standard error. The chance? are about 95 out of 100 that the difference would be less... | |
 | National Health Survey (U.S.) - 1958 - 48 halaman
...not include estimates of any biases which might lie in the data. The chances are about 68 out of 100 that an estimate from the sample would differ from a complete census by less than the standard error. The chances are about 95 out of 100 that the difference would be less... | |
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... the chances are about 95 out of 100 that the difference would be less than twice the standard error. The... 
