Calibration Interval

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...

Establishment of Calibration Intervals

The concept of "calibration interval" is an important one in measurement science. Unfortunately most criminal law lawyers and Judges are...

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...

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...

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...

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...

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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