9/10/2014 Copyright 2006,2012 by AOAC International, all rights reserved.
AOAC International Interlaboratory Study Workbook
Version:
2.1
Statistical Outliers Removed
Blind (Unpaired) Replicates
Study name:
Study date:
7/24/2014
Study Reported Values
Seq.
Item
Symbol
Sample ID:
SRM 1849a
E29JVLV D04HTCVV CONTROL 1172572116 117257651Z
BLANK
00412RF00 00403RF00
1
Total number of laboratories
p
10
10
8
a
8
b
8
c
10
9
8
d
9
b
2
Total number of replicates
Sum(n(L))
22
22
16
18
18
22
20
18
20
3
Overall mean of all data (grand mean)
e
XBARBAR
412.2442
4.2177
4.2276
7.1970
3.8323
3.1110
3.1705
5.0462
5.1304
4
Repeatability standard deviation
s(r)
11.3190
0.1273
0.0660
0.0455
0.0368
0.0899
0.0582
0.0233
0.0950
5
Reproducibility standard deviation
s(R)
11.3709
0.3051
0.1087
0.1853
0.0892
0.3889
0.0910
0.1088
0.2771
6
Repeatability relative standard deviation
RSD(r)
2.75
3.03
1.56
0.63
0.96
2.92
1.84
0.46
1.85
7
Reproducibility relative standard deviation
RSD(R)
2.77
7.26
2.57
2.57
2.33
12.61
2.87
2.15
5.41
8
HORRAT value
0.43
0.80
0.28
0.31
0.25
1.32
0.30
0.24
0.61
a
One laboratory excluded - Failed Cochran and Single Grubbs Test
b
One laboratory excluded - Failed Cochran Test
c
One laboratory excluded - Failed Double Grubbs Test
d
Two laboratories excluded - Failed Cochran and Single and Double Grubbs Tests
e
Overall mean in mg/100g RTF for all samples except SRM 1849a. SRM 1849a overall mean in mg/kg powder.
Study name:
AOAC 2011.18 Determination of Myo-Inositol - Phosphatidylinositol
Study date:
7/24/2014
Study Reported Values
Seq.
Item
Symbol
Value
Sample ID:
SRM 1849a
E29JVLV D04HTCVV CONTROL 1172572116 117257651Z
BLANK
00412RF00 00403RF00
1
Total number of laboratories
p
8
a
9
9
8
9
9
8
9
9
2
Total number of replicates
Sum(n(L))
18
20
18
18
20
20
18
20
20
3
Overall mean of all data (grand mean)
b
XBARBAR
9.2633
2.0962
0.6667
0.3476
0.2139
1.6418
0.3048
0.3282
0.0000
AOAC 2011.18 Determination of Myo-Inositol - Unbound
Value
