2012.20 Choline MLT

2012.20 MLT

LARU224 GLVC238 Remove Lab 10

FOR ERP USE ONLY

DO NOT DISTRIBUTE

AOAC International Interlaboratory Study Workbook

Version:

2.1

Blind (Unpaired) Replicates

Study Reported Values

Seq.

Item

Symbol

Value

Study name:

Choline 2012-20

Study date:

2015-2016

Sample ID:

LARU224/GLVC238

1 Total number of laboratories

2 Total number of replicates

Sum(n(L))

3 Overall mean of all data (grand mean)

XBARBAR

3.8330

4 Repeatability standard deviation

s(r)

0.0954

5 Reproducibility standard deviation

s(R)

1.1743

6 Repeatability relative standard deviation

RSD(r)

2.49

7 Reproducibility relative standard deviation

RSD(R)

30.64

8 HORRAT value

3.32