AOAC SPIFAN Nutrients ERP (December 7, 2022)

Amino-07 (SLV) 10-2022 FOR ERP USE ONLY DO NOT DISTRIBUTE

= ( 1− / 2 . ) × 1 where: = margin of error = Student t - test statistic at α =0.05 level of confidence = number of absolute effects < 2.5 × 0 1 = final estimate of standard error = Φ −1 � (3 × + 3 × − 1) (6 × + 1) � where: = half-normal probability value (rankit) Φ −1 = where = 0 and = 1 = th value (rank) of variable = number of observations

eqn 30

margin of error (Dong algorithm)

rankit

eqn 31

inverse of the normal cumulative distribution