U C R UC k U C k k 0 rj2=f(j) 000005 000045 000004 000035 000003 000025 000002 000015 000001 000005 0 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 rõnga jrk. nr. j 2 1 U C k 0