2017.03 Amino Acids (Tryptophan) - Amino-02

2017.03 (JULY 2018) Amino-02 AOAC_TRP_MLT_- AOAC_BlindDup_00729RF00

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

6.8057 Largest within variance 95.1542 Largest average lab result 85.6663 Smallest average lab result 90.5211 Grand average of all lab averages

3.19087 S(2H)

95.1542 Max Val(1) 94.5242 Max Val(2) 85.6663 Min Val(1) 85.9397 Min Val(2) 3.2303 S(HL) 95.1542 Max Val 85.6663 Min Val 2.9856 S(2L)

3.62224 s

3.43210 S(h) 3.38927 S(l)

95.154229 85.666292

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

2 171.8794 85.9397 7385.6308 14771.5418 14771.2617 2 174.8966 87.4483 7647.2065 15301.2188 15294.4130 2 180.2309 90.1155 8120.7961 16242.1009 16241.5921 2 184.3000 92.1500 8491.6225 16985.8900 16983.2450 2 175.9283 87.9642 7737.6918 15478.2762 15475.3836 2 190.3085 95.1542 9054.3273 18109.5988 18108.6547 2 171.3326 85.6663 7338.7135 14677.6893 14677.4270 2 188.9632 94.4816 8926.7722 17853.6291 17853.5444 2 183.5343 91.7672 8421.2136 16842.4695 16842.4272 2 189.0484 94.5242 8934.8254 17870.0918 17869.6509

0.2802 0.2802 6.8057 6.8057 0.5088 0.5088 2.6450 2.6450 2.8926 2.8926 0.9441 0.9441 0.2623 0.2623 0.0847 0.0847 0.0423 0.0423 0.4410 0.4410

0.2802 Lab 1 6.8057 Lab 2 0.5088 Lab 3 2.6450 Lab 4 2.8926 Lab 5 0.9441 Lab 6 0.2623 Lab 7 0.0847 Lab 8 0.0423 Lab 9

85.9397 Lab 1 87.4483 Lab 2 90.1155 Lab 3 92.1500 Lab 4 87.9642 Lab 5 95.1542 Lab 6 85.6663 Lab 7 94.4816 Lab 8 91.7672 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

0.4410 Lab 10 94.5242 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