Criminal Investigation Unit 5 Assignment

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Methods of Inquiry
Criminal Investigation Unit 5 Assignment
Kaplan University
Sharon Miller

Methods of Inquiry
Methods of inquiry or the techniques that an investigator uses to gather information for a case, has multiple approaches. These methods focus on gathering observable, empirical and measureable evidence. Examples of the methods of inquiry utilized in criminal investigation would be collecting evidence, interviewing witnesses and searching electronic databases. The methods of inquiry are all used to reconstruct the crime scene and determine the who, what, when, where, why and how of a crime scene.
Inductive reasoning is simply starting with a limited number of observations and increase that number by generalizing. In this scenario the investigator would utilize observation and characteristics of an individual or crime scene to develop a hypothesis. This
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Test Hypothesis by interpreting the data collected
5. If the data supports the hypothesis continue to collect additional data
6. Draw conclusions, if the data is sufficiently supportive this may lead to a theory, if not, determine if your methods were reliable, and form a new hypothesis to solve the problem.
State the Problem
Criminal investigators would determine what crime had been committed and if it was located in their jurisdiction prior to proceeding with the case. When this has been determined it would lead to an investigation and as part of the scientific process the issue must be clearly communicated by “stating the problem” (Osterburg 2012). If an investigator is called to a house with a dead body, the problem would be: who killed this person, how was this person killed and why?
Form Hypothesis
Based on information the investigator knows about the victim, has gathered from witnesses or from physical evidence at the crime scene the investigator would begin to formulate a hypothesis about who may be possible suspects and possibly a motive.
Collect Data by Observations and

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