, , .. , .
, .. .
, , , , . 10. , , ? 5%, .. 10 + 5% 10 - 5% ( 5 15%).
- , - ( ), q (1-) (100 ) , , n - , t - , , (), . t 2, (95% ).
, :
n = | t2pq |
∆2 |
:
n = | t2pq | = | 221090 | = 144 |
∆2 |
5%, , , 144 . , , 2%, :
n = | t2pq | = | 221090 | = 900 |
∆2 |
, :
n = | Nt2pq |
∆2N +t2pq |
n = | t2s2 |
∆2N + t2s2 |
N (.. .),
n - ,
s .
, .
( , , , , , ..), :
∆ = | st |
√n |
n = | t2s2 |
∆2 |
(s) , (∆).
|
|
, . , 4000 s = 500 . , , 100 , .. , 4000 , (100 ), .. 3900 4100 ,
n = | t2s2 | = | 225002 | = 100 |
∆2 |
, 100 . - . , .
, , . , , .
3