2017.03 Amino Acids (Tryptophan) - Amino-02

2017.03 (JULY 2018) Amino-02 AOAC_TRP_MLT_- AOAC_BlindDup_4052755861

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

0.5234 Largest within variance 26.3550 Largest average lab result 23.4706 Smallest average lab result 24.7926 Grand average of all lab averages

0.71260 S(2H)

26.3550 Max Val(1) 25.8853 Max Val(2) 23.4706 Min Val(1) 23.8239 Min Val(2) 0.7440 S(HL) 26.3550 Max Val 23.4706 Min Val 0.8220 S(2L)

0.94699 s

0.81843 S(h) 0.87530 S(l)

26.355004 23.470581

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 49.8106 24.9053 620.2731 1240.6375 2 46.9412 23.4706 550.8682 1101.7379 2 49.4961 24.7480 612.4648 1224.9309 2 51.1439 25.5720 653.9255 1308.3399 2 48.4441 24.2220 586.7070 1173.5988 2 50.0358 25.0179 625.8953 1252.3140 2 47.8515 23.9257 572.4406 1144.9594 2 52.7100 26.3550 694.5862 1389.4153 2 47.6478 23.8239 567.5787 1135.2039 2 51.7706 25.8853 670.0498 1340.3571

1240.5462 1101.7364 1224.9295 1307.8509 1173.4139 1251.7906 1144.8812 1389.1725 1135.1573 1340.0997

0.0913 0.0913 0.0016 0.0016 0.0014 0.0014 0.4889 0.4889 0.1848 0.1848 0.5234 0.5234 0.0782 0.0782 0.2428 0.2428 0.0466 0.0466 0.2574 0.2574

0.0913 Lab 1 0.0016 Lab 2 0.0014 Lab 3 0.4889 Lab 4 0.1848 Lab 5 0.5234 Lab 6 0.0782 Lab 7 0.2428 Lab 8 0.0466 Lab 9

24.9053 Lab 1 23.4706 Lab 2 24.7480 Lab 3 25.5720 Lab 4 24.2220 Lab 5 25.0179 Lab 6 23.9257 Lab 7 26.3550 Lab 8 23.8239 Lab 9

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

0.2574 Lab 10 25.8853 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