Quiz 2 Flashcards
A study without _____ validity is not useful at all.
internal
Research can be two things.
basic or applied
what is the most important consideration in research design for internal validity?
minimizing bias
which study has more control: prospective or retrospective?
prospective
prospective studies support ________ relationships while retrospective studies support confounding _____&____.
cause and effect relationships
variables and bias
which sampling is sometimes not representative the population?
convenience
define block randomization.
when random groups are selected to be in the control or experimental groups
what does the control group in a quasi-experiment recieve?
treatment
what is considered the normal distribution of the population?
random assignment
what establishes cause and effect?
the design of the study
what do groups refer to as?
the treatment of data
3 elements of research to consider when evaluating experimental designs:
groups, measures, factors
when are repeated measures usually performed in?
pseudo-experimental
what type of variable is a factor?
independent variable
what is a one way design?
multiple dependent, 1 independent
