Implementation steps and correlative calculation
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Sampling survey to the total population of Heshun county in Shanxi province in year 1998 |
Implementation steps: |
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Calculate: |
Sample size according to the optimal distribution design: |
Theoretically suggest that the total sample size is 76 Suggest that the sampling size after extending 10% is 88 |
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Note: Total cost C; Base cost ; Population size of each layer ; Each layer variance ; Each layer cost ; Layer mean ; Layer weight (It is the proportion that the administrative village size of each town account for the total size of the administrative village of Heshun county); Population mean ; Variance ( (the variance of the estimation of the total population mean ). |
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