"7n1n" - 1 õppematerjal

Probleem matemaatiline statistika

- 2- n2 - 2 7> ( ttx t 110.48 .5m pq 4098 (815 < = i.2 248 = 7n1n.815 98 x= 9 pq =j 2 i20 nnn - < 2 =< = = =