What is the benefit of using a case study?
-provides an in depth account-may be a basis for hypothesis formation for furthar study
What is the drawback of using a Natural observation method of research?
-does not explain behavior-subjects may not perform desired behavioral/lack of control
What is a benefit of using a Survey method of research?
-inexpensive, relatively simple and quick-many people can be tested at one time
Give an example of an illusory correlation
sugar makes children hyperactive
name the only type of research that can determine cause and effect
experiment
Why is critical thinking more important today than ever before?
examines assumptions, discerns hidden values, evaluates evidence, and assesses conclusions
good operational definitions allow others to ____________.
replicate
Is life faster paced in developed countries or less developed countries?
...
positive correlation
(+,+) (-,-)
negative correlation
(+,-) (-,+)
What is hindsight bias?
the tendency to believe, after learning an outcome, that one would have foreseen it
What three attitudes created modern science?
curiosityskepticismhumility
Explain what is meant by a double blind procedure.
an experimental procedure in which both the research participants and the research staff are ignorant (blind) about whether the research participants have received the treatment or placebo
what is the placebo effect?
experimental results caused by expectations alone; any effect on behavior caused by the administration of an inert substance or condition, which the recipient assumes is an active agent.
independent variable
The experimental factor that is manipulated; the variable whose effect is being studied.
dependent variable
The outcome factor; the variable that may change in response to manipulations of the independent variable.
what are the measures of tendency?
a single score that represents a whole set of scores(mean, median, mode)
what does it mean for an experiment to be valid and reliable?
unbiasedless variable observationmore cases/people
operational definition
a statement of the procedures (operations) used to define research variables. For example, human intelligence may be operationally defined as what an intelligence test measures.
what is manipulated in the experimental research method?
independent variable