2017.03 Amino Acids (Tryptophan) - Amino-02

2017.03 (JULY 2018) Amino-02 AOAC_TRP_MLT_- AOAC_BlindDup_00730RF00

FOR ERP USE ONLY DO NOT DISTRIBUTE

AOAC International Interlaboratory Study Workbook

Version:

2.1

Blind (Unpaired) Replicates Calculations Sheet Summary Statistics 12.0050 Largest within variance

AOAC 2017.03 Determination of L-Tryptophan

1.97955 S(2H)

74.1752 Largest average lab result 65.9976 Smallest average lab result 70.4161 Grand average of all lab averages

74.1752 Max Val(1) 73.8984 Max Val(2) 65.9976 Min Val(1) 68.4792 Min Val(2) 2.0428 S(HL) 74.1752 Max Val 65.9976 Min Val 2.2174 S(2L)

2.79262 s

2.53117 S(h) 2.31945 S(l)

74.175234 65.997599

8 # 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

2 136.9585 68.4792 4689.4071

9379.1118

9378.8142

0.2976 0.2976 1.2632 1.2632

0.2976 Lab 1 1.2632 Lab 2

68.4792 Lab 1 71.0889 Lab 2 69.7500 Lab 4 68.5978 Lab 5 73.8984 Lab 6 65.9976 Lab 7 74.1752 Lab 8 71.3414 Lab 9 Lab 3

2 142.1778 71.0889 5053.6320 10108.5272 10107.2640

Lab 3

2 139.5000 69.7500 4865.0625 2 137.1956 68.5978 4705.6598

9742.1300 9411.4922

9730.1250 12.0050 12.0050 12.0050 Lab 4

9411.3195

0.1727 0.1727 0.9458 0.9458 1.5062 1.5062 0.1403 0.1403 0.3939 0.3939

0.1727 Lab 5 0.9458 Lab 6 1.5062 Lab 7 0.1403 Lab 8 0.3939 Lab 9

2 147.7969 73.8984 5460.9775 10922.9007 10921.9549

2 131.9952 65.9976 4355.6831

8712.8724

8711.3662

2 148.3505 74.1752 5501.9653 11004.0710 11003.9306 2 142.6828 71.3414 5089.5987 10179.5914 10179.1975

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

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 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