ASTM WK42144

    Revision of E177 - 13 Standard Practice for Use of the Terms Precision and Bias in ASTM Test Methods

    (What is a Work Item?)

    Active Standard: E177 - 14

    Developed by Subcommittee: E11.20 | Committee E11 | Contact Staff Manager



    WK42144

    1. Rationale

    Revise section 10 on examples of P&B statements and additional precision limits based on sample size and confidence limits Add new content on bias and accuracy to section 9.


    Keywords

    accepted reference value; accuracy; bias; interlaboratory study; precision; precision conditions; repeatability; reproducibility; standard deviation;
    Citing ASTM Standards
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    Work Item Status

    Date Initiated:
    05-17-2013

    Technical Contact:
    Thomas Murphy

    Item:
    001

    Ballot:
    E11 (14-01)

    Status:
    Ballot Item Approved as E177-2014 and Pending Publication

    Item:
    002

    Ballot:
    E11 (14-01)

    Status:
    Ballot Item Approved as E177-2014 and Pending Publication

    Item:
    003

    Ballot:
    E11 (14-01)

    Status:
    Ballot Item Approved as E177-2014 and Pending Publication