2017.03 Amino Acids (Tryptophan) - Amino-02

2017.03 (JULY 2018) Amino-02 AOAC_TRP_MLT_- AOAC_BlindDup_CLC10b

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

0.3461 Largest within variance 18.8693 Largest average lab result 17.1459 Smallest average lab result 18.1372 Grand average of all lab averages

0.42430 S(2H)

18.8693 Max Val(1) 18.6850 Max Val(2) 17.1459 Min Val(1) 17.6717 Min Val(2) 0.3325 S(HL) 18.8693 Max Val 17.1459 Min Val 0.3456 S(2L)

0.50564 s

0.46173 S(h) 0.38878 S(l)

18.869333 17.145939

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 35.8731 17.9365 321.7196 2 36.8609 18.4304 339.6809 2 35.8631 17.9316 321.5405 2 36.3400 18.1700 330.1489 2 36.1774 18.0887 327.2014 2 37.3701 18.6850 349.1307 2 34.2919 17.1459 293.9832 2 37.7387 18.8693 356.0517 2 35.3433 17.6717 312.2878 2 36.8863 18.4432 340.1504

643.5129 679.3911 643.0822 660.3050 654.6632 698.2622 588.0988 712.1035 624.5834 680.6469

643.4392 679.3619 643.0811 660.2978 654.4028 698.2613 587.9664 712.1035 624.5757 680.3008

0.0736 0.0736 0.0292 0.0292 0.0012 0.0012 0.0072 0.0072 0.2604 0.2604 0.0009 0.0009 0.1324 0.1324 0.0000 0.0000 0.0077 0.0077 0.3461 0.3461

0.0736 Lab 1 0.0292 Lab 2 0.0012 Lab 3 0.0072 Lab 4 0.2604 Lab 5 0.0009 Lab 6 0.1324 Lab 7 0.0000 Lab 8 0.0077 Lab 9

17.9365 Lab 1 18.4304 Lab 2 17.9316 Lab 3 18.1700 Lab 4 18.0887 Lab 5 18.6850 Lab 6 17.1459 Lab 7 18.8693 Lab 8 17.6717 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

0.3461 Lab 10 18.4432 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