(trend analysis) (weighting)
(sampling distribution)
(confidence interval)
z (z value)
(completion rate)
(incidence rate)
(normal distribution)
(finite population correction, fpc)
(parameter)
(substitution)
(imputation)
(standard error)
(statistic)
(statistical inference)
(precision level)
(confidence level)
1. .
2. ?
3. .
4. .
5. ?
6. ?
7. ?
8. , . ?
9. , . ?
10. ?
11. 95% 99% ?
12. , ?
13. , . , ?
14. , ?
15. ?
16. . ?
17. .
1. . 2 , , :
a) z , 1,48;
b) z , 1,90;
c) z , 1, 48 , 1,90;
d) z , 1, 48 , 1,90.
|
|
|
2. , :
a) 60 % z ;
b) 10 % z ;
c) 68,26 % z ( .
3. . , 300 , . 95% , 5 .
a) , pacxo ?
b) , 90,30 , 45 . 95%- . ?
4. , . c , 70%. 95% 2%.
) ?
b) , 99% , 3%. ?
5. , = 100 N = 1000, σ = 5, .
