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Stephen Biss
Aug 2, 20229 min read
Reliability of Approved Instruments in Field Over Time is a Hypothesis: Where is Empirical Study?
Purposes: To obtain the following admissions from the Crown's expert: Calibration of an approved instrument out in the field does not...
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Stephen Biss
Aug 20, 20189 min read
2012 ATC Position Paper Built Upon Hypothesis Without Empirical Evidence
Purpose: To obtain admissions that the opinion of the Crown expert (and indirectly the 2012 ATC Position Paper) that single point control...
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Stephen Biss
Mar 25, 20182 min read
Establishment of Calibration Intervals
The concept of "calibration interval" is an important one in measurement science. Unfortunately most criminal law lawyers and Judges are...
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Stephen Biss
Mar 24, 20185 min read
Internal Standards Also Need Calibration and Calibration Interval
Purpose: To explain the function of internal standards, the ITP, internal test procedure to the Court. To obtain an admission that the...
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Stephen Biss
Jan 21, 20181 min read
Attempt to Distinguish from Jackson and Vallentgoed
Purpose: To support argument that the Maintenance History shows that the instrument was taken "out of service", for "consistently low...
8 views0 comments
Stephen Biss
Jan 14, 20182 min read
Federal Government Policy and Mandatory Calibration Intervals
Purpose: To obtain an admission that the ATC Position Paper of 2012 contradicts the federal government policy in the Fairness at the...
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Stephen Biss
Jan 13, 20187 min read
Control Tests do not displace Formal Calibration Intervals
Purpose: To separate conceptually control tests from calibration To obtain an admission that there are no "assessors" in the province of...
28 views0 comments
Stephen Biss
Jan 13, 201817 min read
R. v. Vallentgoed Distinguished on facts - Short Calibration Interval
Purpose: To obtain admissions from the Crown expert to enable argument that Vallentgoed can be distinguished on its facts - particularly...
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Stephen Biss
Jan 12, 20184 min read
Short Calibration Interval and Reliability
Why is disclosure of information about the "calibration" of the approved instrument essential to any assessment of the reliability of a...
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