2017.03 Amino Acids (Tryptophan) - Amino-02

2017.03 (JULY 2018) Amino-02 AOAC_TRP_MLT_- AOAC_BlindDup_EV4H2R

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

0.2027 Largest within variance 23.1825 Largest average lab result 20.9495 Smallest average lab result 21.9874 Grand average of all lab averages

0.75568 S(2H)

23.1825 Max Val(1) 22.8906 Max Val(2) 20.9495 Min Val(1) 20.9743 Min Val(2) 0.7822 S(HL) 23.1825 Max Val 20.9495 Min Val 0.7711 S(2L)

0.86870 s

0.80660 S(h) 0.83628 S(l)

23.182509 20.949534

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 42.6945 21.3472 455.7048 2 44.2489 22.1244 489.4905 2 43.7261 21.8630 477.9919

911.4217 978.9862 956.0384

911.4095 978.9810 955.9837 1026.0450 877.7659 1074.8575 879.8398 1047.9559 887.3574 1042.3010

0.0121 0.0121 0.0052 0.0052 0.0546 0.0546 0.1250 0.1250 0.2027 0.2027 0.0470 0.0470 0.0035 0.0035 0.0043 0.0043 0.0061 0.0061 0.0023 0.0023

0.0121 Lab 1 0.0052 Lab 2 0.0546 Lab 3 0.1250 Lab 4 0.2027 Lab 5 0.0470 Lab 6 0.0035 Lab 7 0.0043 Lab 8 0.0061 Lab 9

21.3472 Lab 1 22.1244 Lab 2 21.8630 Lab 3 22.6500 Lab 4 20.9495 Lab 5 23.1825 Lab 6 20.9743 Lab 7 22.8906 Lab 8 21.0637 Lab 9

2 45.3000 22.6500 513.0225 1026.1700

2 41.8991 20.9495 438.8830

877.9687

2 46.3650 23.1825 537.4287 1074.9044

2 41.9485 20.9743 439.9199

879.8433

2 45.7811 22.8906 523.9780 1047.9602

2 42.1274 21.0637 443.6787

887.3635

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

2 45.6574 22.8287 521.1505 1042.3033

0.0023 Lab 10 22.8287 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