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    What is Accuracy? Techniques to Enhance Accuracy
    Stephen Biss
    • Feb 18, 2018
    • 2 min

    What is Accuracy? Techniques to Enhance Accuracy

    Purpose: To develop the concept that, in metrology, accuracy is not a number. It is something that we work towards. It does not make sense to say that a particular measurement result "is accurate". We can take certain steps to encourage accuracy such as using the mean or average of many results. The proper approach is provide a measurement result that is as accurate as possible together with a statement of the uncertainty of the measurement. Note that Hodgson, in the article
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    Measurements Under the Criminal Code of Canada Use SI Units
    Stephen Biss
    • Feb 16, 2018
    • 4 min

    Measurements Under the Criminal Code of Canada Use SI Units

    Purpose: To connect the Criminal Code and its wording about concentration of alcohol in units of blood with the International system of SI units. To establish the importance of SI units and their definitions according to the CGPM when construing and applying the Criminal Code of Canada, with respect to offences defined in terms of a concentration of alcohol in units of blood. Q. I just want to show you section 253(1)(b) of the Criminal Code and I just want to ask you a quest
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    If you are a member of the public, please don't attempt to use what you see or read at this site in Court. It is not evidence. The author is not a scientist. The author has a great deal of experience in cross-examining scientists about these issues, but the author is not a scientist. Hire a criminal lawyer in private practice in Ontario. Your lawyer can retain an expert.

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    For more information respecting this database or to report misuse contact: Allbiss Lawdata Ltd., Mississauga, Ontario, Canada, 905-273-3322. The author and the participants make no representation or warranty  whatsoever as to the authenticity and reliability of the information contained herein.  WARNING: All information contained herein is provided  for the purpose of discussion and peer review only and should not be construed as formal legal advice. The authors disclaim any and all liability resulting from reliance upon such information. You are strongly encouraged to seek professional legal advice before relying upon any of the information contained herein. Legal advice should be sought directly from a properly retained lawyer or attorney. 

    WARNING: Please do not attempt to use any text, image, or video that you see on this site in Court. These comments, images, and videos are NOT EVIDENCE. The Courts will need to hear evidence from a properly qualified expert. The author is not a scientist. The author is not an expert. These pages exist to promote discussion among defence lawyers.

    Intoxilyzer®  is a registered trademark of CMI, Inc. The Intoxilyzer® 5000C is an "approved instrument" in Canada.

    Breathalyzer® is a registered trademark of Draeger Safety, Inc., Breathalyzer Division. The owner of the trademark is Robert F. Borkenstein and Draeger Safety, Inc. has leased the exclusive rights of use from him. The Breathalyzer® 900 and Breathalyzer® 900A were "approved instruments" in Canada.

    Alcotest® is a registered trademark of Draeger Safety, Inc. The Alcotest® 7410 GLC and 6810 are each an "approved screening device" in Canada.

    Datamaster®  is a registered trademark of National Patent Analytical Systems, Inc.  The BAC Datamaster® C  is an "approved instrument" in Canada.