Statistics Meeting Book (April 17, 2019)

1. Word copies of the Annexes for Appendix J, provided, to be able to work with equations easily:

2. Qualitative methods need changes (performed during &/or after validation) a. New method of calculating the CI for the paired dPod b. Chi-Square Test Calculator (Robert/Paul) http://lcfltd.com/AOAC/aoac‐binary‐v2‐5.xlsx i. To be discussed with Appendix J changes

Robert LaBudde

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Paul Wehling Volunteers to check equations modified by Paul:

3. Hilde Skår Norli 4. Sidney Sudberg

1. Qian Graves 2. Jane Weitzel

Discussions and action items: It is near the completion - Paul will look through the document and make sure the numbers of the tables and figures are all consistent, then Delia will share the file with all the committee members for the vote.

b. Next project 1.

Quantitative methods being ‘reactivated’ to discuss.

a. b. c.

Candidate minus Reference

Use of Z (n) vs. t (n-1)

Removal of reference to Welch/Satterthwaite t-test?

Discussions and action items: Paul reported from attending the Mid-Year meeting. A Stakeholder Panel is requesting statistical help on Quantitative methods and we should take this as one of our project. Everyone on the call has volunteered to join the subcommittee for this project. After we finish the Appendix J (qualitative methods) we will take on this one. Hilde’s comment: When we produce guidelines, we should try to harmonize it with ISO’s

c. Statistics Committee’s Terms of Reference (ToR) Update – All, ToR Subcommittee 1. Latest version – v8 has been approved by OMB a. Board of Directors to vote via e-Ballot,?

Action items: Delia and Sidney will follow up on this.

*Requires a vote

version 1

Draft meeting agenda is subject to change without notice