2012.20 Choline MLT

2012.20 CHOLINE MLT

LHTK069 LKAU043

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 MLT

Study date:

2015-2106

Sample ID:

LHTK069&VFJL091

1 Total number of laboratories

2 Total number of replicates

Sum(n(L))

3 Overall mean of all data (grand mean)

XBARBAR

50.0636

4 Repeatability standard deviation

s(r)

1.2635

5 Reproducibility standard deviation

s(R)

3.1421

6 Repeatability relative standard deviation

RSD(r)

2.52

7 Reproducibility relative standard deviation

RSD(R)

6.28

8 HORRAT value

1.00