Criminal Evidence Quiz 2
Are fingerprints and shoeprints circumstantial evidence?
Yes, because an inference is made as to whether it is or isn't that person's shoe/fingerprint
Demeanor as evidence
Demeanor has been held to be evidence that might determine credibility, such as how they compose themselves, what they wear, etc
circumstantial evidence
(indirect evidence) evidence used to imply a fact but not prove it directly
Proving possession with intent to sell
Can prove when a defendant is apprehended in the act of selling the drugs, when they have a large quantity of packaged drugs in their possession, or possession of items associated with the drug trade
Credibility and Weight of evidence
It is up to the judge/jury to determine whether statements made by witnesses are to be believed and what weight to give them
Competency presumption
Law presumes that people are competent, but this may be challenged based on witness's inability to perceive, remember, or narrate the circumstances. Also the inability to understand the duty to tell the truth
Inferences
MAY be considered by the jury
Presumption of innocence
MUST be considered by the jury
Evidence
Means of establishing and proving the truth or untruth of any fact that is alleged
MO
Modus operandi, or the method of operation
How competency may be disproved
Party contending that a witness isn't competent has to prove they lack the ability to properly perceive or remember the circumstances in testimony
Factors considered when determining credibility and weight of a testimony
Perception, memory, and narration
Qualifications of being a witness
Personal knowledge, truthfulness, and competency
beyond a reasonable doubt
The level of proof required to convict a person of a crime
Children as witnesses age requirements
Under 7 are not competent to stand trial, 7-14 is rebuttable with the judge, and 14+ is generally presumed they're competent
Voir Dire
Used to describe preliminary examination used to determine whether a witness or juror is competent or qualified
Expert witness
a person who is permitted to testify at a trial because of special knowledge or proficiency in a particular field that is relevant to the case.
Finding illegal drugs in a vehicle
an officer may see or smell the drugs, or someone may have provided probable cause to believe that drugs were in the vehicle. Location, amount, criminal record of passenger and passenger relationship with owner/driver are circumstantial factors in determining who in the vehicle should be charged
Perception
did the witness have the opportunity to observe and perceive accurately?
Narration
does the testimony of the witness and the language used accurately describe the events?
Direct Evidence
evidence that (if true) proves an alleged fact, such as an eyewitness account of a crime
Corpus delicti
facts proving that a crime has been committed; body of the victim in a murder case; body of the crime
Memory
has the witness retained an accurate impression of what the witness saw, heard, or smelled and is their memory of events accurate?
Ordinary witness
may testify only to facts of which they have personal knowledge and may not testify as to their opinion
Subpoena
notice ordering someone to appear in court
Burden of persuasion
requires party with the burden to produce sufficient evidence to persuade the fact finder that a fact exists
Burden of production
requires the party with the burden on a factual issue to introduce sufficient relevant evidence to prove the fact at issue (production of evidence)
Subpoena duces tecum
the court command to a witness to produce at trial a certain pertinent document he or she holds
Truthfulness
the witness must declare he or she will testify truthfully- most witnesses take an oath swearing they will tell the truth
Competency
witness has to demonstrate the capacity to observe, remember, and narrate as well as to understand their duty to tell the truth
Personal knowledge
witness must have some personal knowledge of the matter before court