| United States. Office of Education - 1963 - 770 halaman
...Table A. — 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... | |
| 1980 - 370 halaman
...APPENDIX 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... | |
| 1953 - 256 halaman
...be obtained from a complete census by less than the standard errors indicated for the above items. The chances are about 19 out of 20 that the differences would be less than twice the specified sampling errors and about 99 out of 100 that they would be less than 2fc times the errors... | |
| 1960 - 84 halaman
...The chances are about 2 out of 3 that an estimate from 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 than twice the standard error, and about 99 out of 100 that it would be less... | |
| 1954 - 786 halaman
...would be obtained from a complete census by the percentages indicated above for the particular items. The chances are about 19 out of 20 that the differences would be less than twice the specified percentages and about 99 out of 100 that they would be less than 2fc times the percentages.... | |
| 1960 - 118 halaman
...an estimate based on a sample and the figure that would have been obtained from a complete count is 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... | |
| United States. Bureau of the Census - 1961 - 108 halaman
...The chances are about 2 out of 3 that an estimate from 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 than twice the standard error and 99 out of 100 that it would be less than... | |
| 1964 - 38 halaman
...an estimate and the figure that would have been obtained from a complete count of the population is 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 21/2... | |
| United States. Bureau of the Census - 1961 - 806 halaman
...an estimate based on a sample and the figure that would have been obtained from a complote count is less than the standard error. The chances are about 19 out of 20 that the difference is lees than twice the standard error and about 99 out of 100 that it is less than 2% times... | |
| United States. Bureau of the Census - 1961 - 64 halaman
...an estimate based on a sample and the figure that would have been obtained from a complete count is 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 2И times... | |
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