Types & Tests of Evidence (Proof) Ch. 6 - Research Types & Tests of Evidence (Proof)
Evaluating Sources (general) The “CRAAP” Test O’Brien, L. (2010) Speak Well Currency Relevance Authority Accuracy Purpose
Sources (of Evidence) Books Government Documents Journals: (Journal of the American Medical Association, Quarterly Journal of Communication) Books Government Documents Government Websites (www.dot.gov , www.doe.gov , portervillecollege.edu, etc) Bill of Rights, Constitution, 9/11 Commission Report (accessed via websites like thomas.loc.gov, www.gpo.gov/fdsys/ )
Sources (of Evidence) Magazines: Newspapers Other NEWS: (Time, Newsweek) POPULAR: (Rolling Stone, Guns & Ammo) Newspapers Other Encyclopedias, general internet, interviews, documentaries, etc.
Classes and Sources of Evidence (Proof) Two Classes of Evidence FACT: OPINIONS: Two Sources of Evidence Personal Observations Recorded Observations of Others
Types of FACTS & How to Test/Challenge them Examples & Illustrations: Source Qualifications? Data Accuracy? Originality of Observation?
Types of FACTS & How to Test/Challenge them Statistics: Source Credibility? Accuracy? Comparable Units?
Types of FACTS & How to Test/Challenge them Artifacts: Genuine? Representativeness?
Types of FACTS & How to Test/Challenge them Premises: Beware “Gamblers Fallacy”?
Types of FACTS & How to Test/Challenge them Scientific Evidence: Generalizability of Settings/Subjects Variable Control Consistency w/ Other Research “Modeling”
Types of OPINIONS & How to Test/Challenge them Source Credibility? Source Bias? Factual Basis of Opinion?