Chpt 3,4&5 Flashcards
Progression of Measurement Steps
Conceptualization
Conceptual Definition
Operational Definition
Measurements in the Real World
Exhaustive
you should be able to classify every observation in terms of one of the attributes composing the variable
Mutually exclusive
you must be able to classify every observation in terms of one and only one attribute
Nominal
offer names or labels for characteristics (e.g., race, gender, state of residence)
Ordinal
attributes can be logically rank-ordered (e.g., education, opinions, occupational status)
Interval
meaningful distance between attributes (e.g., temperature, IQ score from an intelligence test)
Ratio
has a true zero point (e.g., age, number of priors, sentence length, income)
Levels of Measurement
Interval
Ordinal
Ratio
Nominal
spurious
not being what it purports to be; false or fake.
“separating authentic and spurious claims”
synonyms: bogus, fake, false, counterfeit, forged, fraudulent, sham, artificial, imitation, simulated, feigned, deceptive, misleading, specious; More
According to your text, causation, units of analysis, and _______________ are key considerations in planning a research study.
Time
Research that asks people to recall their pasts is called _______________ research.
Retrospective
The two pillars of science are logic and _______________.
Observation
Scientists assess the truth of statements about cause by considering threats to ________________.
Validity
(n) _______________ is a structure that is intended to represent or model something about the world.
Theory
Theories describe _______________ that might logically be expected among variables.
Relationships