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2012.20 CHOLINE MLT
YKLP059 ZNPI092
FOR ERP USE ONLY
DO NOT DISTRIBUTE
AOAC International Interlaboratory Study Workbook
Version:
2.1
Blind (Unpaired) Replicates
Calculations Sheet
Choline 2012-20 MLT
Summary
Statistics
4.8050 Largest within variance
0.77046 S(2H)
22.4500 Largest average lab result
22.4500 Max Val(1)
15.0500 Smallest average lab result
20.6000 Max Val(2)
17.2591 Grand average of all lab averages
2.2981 S(2L)
2.25708 s
15.0500 Min Val(1)
1.53854 S(h)
15.7500 Min Val(2)
2.25033 S(l)
1.5054 S(HL)
22.45
22.4500 Max Val
15.05
15.0500 Min Val
11 # Laboratories
Lab
# Lab
Replicates
given
Sum of
Lab
Results
Average
Lab
Result
Average
Lab
Result^2 Results^2
Sum of
Results^2/#Rep
s
DEVN of Sq
Variance
within DEVN of Sq
Average
Lab
Result^2
1
2 34.4000 17.2000 295.8400
591.7000
591.6800 0.0200 0.0200 0.0200 Lab 1
17.2000 Lab 1
2
2 34.6000 17.3000 299.2900
598.6600
598.5800 0.0800 0.0800 0.0800 Lab 2
17.3000 Lab 2
3
2 32.4000 16.2000 262.4400
524.9000
524.8800 0.0200 0.0200 0.0200 Lab 3
16.2000 Lab 3
4
2 31.6000 15.8000 249.6400
499.3600
499.2800 0.0800 0.0800 0.0800 Lab 4
15.8000 Lab 4
5
2 30.1000 15.0500 226.5025
453.0100
453.0050 0.0050 0.0050 0.0050 Lab 5
15.0500 Lab 5
6
2 32.0000 16.0000 256.0000
512.0800
512.0000 0.0800 0.0800 0.0800 Lab 6
16.0000 Lab 6
7
2 34.3000 17.1500 294.1225
588.2900
588.2450 0.0450 0.0450 0.0450 Lab 7
17.1500 Lab 7
8
2 32.7000 16.3500 267.3225
534.6500
534.6450 0.0050 0.0050 0.0050 Lab 8
16.3500 Lab 8
9
2 41.2000 20.6000 424.3600
848.8000
848.7200 0.0800 0.0800 0.0800 Lab 9
20.6000 Lab 9
10
2 44.9000 22.4500 504.0025 1008.0100
1008.0050 0.0050 0.0050 0.0050 Lab 10 22.4500 Lab 10
11
2 31.5000 15.7500 248.0625
500.9300
496.1250 4.8050 4.8050 4.8050 Lab 11 15.7500 Lab 11
12
Lab 12
Lab 12
13
Lab 13
Lab 13
14
Lab 14
Lab 14
15
Lab 15
Lab 15
16
Lab 16
Lab 16
17
Lab 17
Lab 17
18
Lab 18
Lab 18
19
Lab 19
Lab 19
20
Lab 20
Lab 20
21
Lab 21
Lab 21
22
Lab 22
Lab 22
23
Lab 23
Lab 23
24
Lab 24
Lab 24
25
Lab 25
Lab 25
26
Lab 26
Lab 26
27
Lab 27
Lab 27
28
Lab 28
Lab 28
29
Lab 29
Lab 29
30
Lab 30
Lab 30
31
Lab 31
Lab 31
32
Lab 32
Lab 32
33
Lab 33
Lab 33
34
Lab 34
Lab 34
35
Lab 35
Lab 35
36
Lab 36
Lab 36
37
Lab 37
Lab 37
38
Lab 38
Lab 38
39
Lab 39
Lab 39
40
Lab 40
Lab 40
41
Lab 41
Lab 41
42
Lab 42
Lab 42
43
Lab 43
Lab 43
44
Lab 44
Lab 44
45
Lab 45
Lab 45
46
Lab 46
Lab 46
47
Lab 47
Lab 47
48
Lab 48
Lab 48
49
Lab 49
Lab 49