(NoB]AQ TEORIQ STATISTIKIs (NU^EBNIKs - (NeFIMOWA m(B.(Nr(B.s; (NpETROWA e(B.(Nw(B.s; (NrUMQNCEW w(B.(Nn(B.s ((NmOSKWAs (Ninfra(B-(Nms, 1998)