2017.03 Amino Acids (Tryptophan) - Amino-02

2017.03 (JULY 2018) Amino-02 AOAC_TRP_MLT_- AOAC_BlindDup_410057652Z

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

0.2128 Largest within variance 26.9254 Largest average lab result 23.8526 Smallest average lab result 25.4089 Grand average of all lab averages

0.83022 S(2H)

26.9254 Max Val(1) 26.6511 Max Val(2) 23.8526 Min Val(1) 24.3106 Min Val(2) 0.8508 S(HL) 26.9254 Max Val 23.8526 Min Val 0.8592 S(2L)

1.06450 s

0.96201 S(h) 0.95171 S(l)

26.925364 23.852584

9 # 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 49.5141 24.7570 612.9115 1225.8295 2 51.5924 25.7962 665.4429 1330.9167 2 49.7020 24.8510 617.5726 1235.1452 2 50.5884 25.2942 639.7961 1279.6101 2 53.3022 26.6511 710.2815 1420.5636 2 48.6212 24.3106 591.0041 1182.0443 2 53.8507 26.9254 724.9752 1450.0759 2 47.7052 23.8526 568.9458 1137.9285 2 52.4849 26.2424 688.6652 1377.5432

1225.8230 1330.8859 1235.1452 1279.5922 1420.5631 1182.0083 1449.9505 1137.8915 1377.3304

0.0064 0.0064 0.0308 0.0308 0.0000 0.0000 0.0178 0.0178 0.0005 0.0005 0.0360 0.0360 0.1255 0.1255 0.0370 0.0370 0.2128 0.2128

0.0064 Lab 1 0.0308 Lab 2 0.0000 Lab 3 0.0178 Lab 4 0.0005 Lab 6 0.0360 Lab 7 0.1255 Lab 8 0.0370 Lab 9 Lab 5

24.7570 Lab 1 25.7962 Lab 2 24.8510 Lab 3 25.2942 Lab 4 26.6511 Lab 6 24.3106 Lab 7 26.9254 Lab 8 23.8526 Lab 9 Lab 5

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

0.2128 Lab 10 26.2424 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