DCF Exam Behavioral Observation and
Screening BOSR Latest!!Graded A Questions
and Verified Answers
,-threats
--history (events outside of the lab) --maturation (amount of time
between measurements)
--testing (familiarity of the
test/measuring)
--attrition/mortality (participants dropping out- can be extraneous
variable!)
--selection (samples must be comparable)
--regression effects (tendency of those who get 1 extreme score to get
closer to the average the next test)
- CONTROLLED BY RANDOM
ASSIGNMENT
extraneous variable - CORRECT ANSWER-anything other than the IV
that influences the DV
, external validity - CORRECT ANSWER--does the experiment mirror the
real world accurately? -can the results of the study be GENERALIZED
across different types, persons, settings, times?
-threats:
--population validity (samples of convenience are often used but how
representative of reality is this?) --ecological validity (different places-
are results specific to that location?- lab vs. field) --temporal validity
(are results specific to one time?)
-CONTROLLED BY RANDOM
SAMPLING
describe the tradeoff between internal and external validity: -
CORRECT ANSWER--an experiment makes an artificial environment
which automatically alters the conclusion that you're trying to achieve
-how much of the causation is the result of what you're trying to
determine and how much is the result of the controlled environment?
"all psychologists should become savvy consumers of _________
psychological research" - CORRECT
ANSWER-experimental
2 methods of acquiring knowledge -
CORRECT ANSWER--science- seeks to develop empirical
explanations of behavior- gathering information -others (tenacity,
common sense, intuition, authority)- we tend to reject these because
we think the
scientific method is superior
Screening BOSR Latest!!Graded A Questions
and Verified Answers
,-threats
--history (events outside of the lab) --maturation (amount of time
between measurements)
--testing (familiarity of the
test/measuring)
--attrition/mortality (participants dropping out- can be extraneous
variable!)
--selection (samples must be comparable)
--regression effects (tendency of those who get 1 extreme score to get
closer to the average the next test)
- CONTROLLED BY RANDOM
ASSIGNMENT
extraneous variable - CORRECT ANSWER-anything other than the IV
that influences the DV
, external validity - CORRECT ANSWER--does the experiment mirror the
real world accurately? -can the results of the study be GENERALIZED
across different types, persons, settings, times?
-threats:
--population validity (samples of convenience are often used but how
representative of reality is this?) --ecological validity (different places-
are results specific to that location?- lab vs. field) --temporal validity
(are results specific to one time?)
-CONTROLLED BY RANDOM
SAMPLING
describe the tradeoff between internal and external validity: -
CORRECT ANSWER--an experiment makes an artificial environment
which automatically alters the conclusion that you're trying to achieve
-how much of the causation is the result of what you're trying to
determine and how much is the result of the controlled environment?
"all psychologists should become savvy consumers of _________
psychological research" - CORRECT
ANSWER-experimental
2 methods of acquiring knowledge -
CORRECT ANSWER--science- seeks to develop empirical
explanations of behavior- gathering information -others (tenacity,
common sense, intuition, authority)- we tend to reject these because
we think the
scientific method is superior
