Statistics Meeting Book (May 15, 2019)

M ICROBIOLOGY G UIDELINES

AOAC O FFICIAL M ETHODS OF A NALYSIS (2012)

Appendix J, p. 20

Estimate 0.92 All 120 75 0.63 120 74 0.62 120 74 0.62 120 80 0.67 –0.05 0.01 LCL 0.73 0.53 0.53 0.53 0.58 –0.36 –0.37 UCL 0.72 0.71 0.71 0.76 –0.04 0.12 s r 0.50 0.50 0.50 0.47 LCL 0.44 0.44 0.44 0.42 UCL 0.52 0.52 0.52 0.52 s L 0.00 0.00 0.00 0.04

09 12 8 0.67 12 8 0.67 12 8 0.67 12 9 0.75 –0.08 0.00

10 12 8 0.67 12 8 0.67 12 8 0.67 12 9 0.75 –0.08 0.00

08 12 7 0.58 12 7 0.58 12 7 0.58 12 11 0.92 –0.33 0.00

dLPOD

(CP,CC)

(C,R)

Candidate presumptive (CP) Candidate confirmed (CC) Candidate result (C) Reference method (R) C vs R CP vs CC MPN/25 g Lab N x POD(CP) N x POD(CC) N x POD(C) N x POD (R) dLPOD Concn,

LCL 0.00 0.00 0.00 000

0.50 0.50 0.50 0.47

UCL 0.13 0.11 0.11 0.22

LCL 0.45 0.45 0.45 0.42

UCL 0.52 0.52 0.52 0.52

0.9634 0.9867 0.9867 0.3711

Table G1. ( continued )

T

R

Statistic

s

P

etc.

© 2012 AOAC INTERNATIONAL