2017.03 Amino Acids (Tryptophan) - Amino-02

2017.03 (JULY 2018) Amino-02 AOAC_TRP_MLT_- AOAC_BlindDup_00795RF

FOR ERP USE ONLY DO NOT DISTRIBUTE

AOAC International Interlaboratory Study Workbook

Version:

2.1

Blind (Unpaired) Replicates Calculations Sheet

AOAC 2017.03 Determination of L-Tryptophan

Summary Statistics

0.9955 Largest within variance 34.0546 Largest average lab result 30.9412 Smallest average lab result 32.7961 Grand average of all lab averages

0.93082 S(2H)

34.0546 Max Val(1) 33.7330 Max Val(2) 30.9412 Min Val(1) 31.7855 Min Val(2) 0.7616 S(HL) 34.0546 Max Val 30.9412 Min Val 0.7212 S(2L)

1.00716 s

0.95978 S(h) 0.81444 S(l)

34.054601 30.941182

10 # Laboratories

Average Lab Result^2

Average Lab Result^2 Results^2

Average Lab Result

Sum of Lab Results

# Lab Replicates given

Sum of Results^2/#Reps DEVN of Sq

Variance within DEVN of Sq

Lab

1 2 3 4 5 6 7 8 9

2 63.5710 31.7855 1010.3169 2 66.0694 33.0347 1091.2908 2 64.9680 32.4840 1055.2088 2 65.0993 32.5497 1059.4813 2 67.4473 33.7236 1137.2829 2 68.1092 34.0546 1159.7158 2 67.1566 33.5783 1127.5023 2 64.1522 32.0761 1028.8755 2 67.4661 33.7330 1137.9174

2020.7255 2182.9210 2110.4520 2119.4516 2275.5613 2319.4353 2255.0055 2057.7993 2276.8269

2020.6337 2182.5817 2110.4175 2118.9626 2274.5658 2319.4316 1914.7135 2255.0047 2057.7509 2275.8348

0.0918 0.0918 0.3394 0.3394 0.0345 0.0345 0.4889 0.4889 0.9955 0.9955 0.0037 0.0037 0.3886 0.3886 0.0008 0.0008 0.0484 0.0484 0.9922 0.9922

0.0918 Lab 1 0.3394 Lab 2 0.0345 Lab 3 0.4889 Lab 4 0.9955 Lab 5 0.0037 Lab 6 0.3886 Lab 7 0.0008 Lab 8 0.0484 Lab 9

31.7855 Lab 1 33.0347 Lab 2 32.4840 Lab 3 32.5497 Lab 4 33.7236 Lab 5 34.0546 Lab 6 30.9412 Lab 7 33.5783 Lab 8 32.0761 Lab 9

2 61.8824 30.9412 957.3567 1915.1021

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49

0.9922 Lab 10 33.7330 Lab 10

Lab 11 Lab 12 Lab 13 Lab 14 Lab 15 Lab 16 Lab 17 Lab 18 Lab 19 Lab 20 Lab 21 Lab 22 Lab 23 Lab 24 Lab 25 Lab 26 Lab 27 Lab 28 Lab 29 Lab 30 Lab 31 Lab 32 Lab 33 Lab 34 Lab 35 Lab 36 Lab 37 Lab 38 Lab 39 Lab 40 Lab 41 Lab 42 Lab 43 Lab 44 Lab 45 Lab 46 Lab 47 Lab 48 Lab 49

Lab 11 Lab 12 Lab 13 Lab 14 Lab 15 Lab 16 Lab 17 Lab 18 Lab 19 Lab 20 Lab 21 Lab 22 Lab 23 Lab 24 Lab 25 Lab 26 Lab 27 Lab 28 Lab 29 Lab 30 Lab 31 Lab 32 Lab 33 Lab 34 Lab 35 Lab 36 Lab 37 Lab 38 Lab 39 Lab 40 Lab 41 Lab 42 Lab 43 Lab 44 Lab 45 Lab 46 Lab 47 Lab 48 Lab 49