AP Psych- Research methods quiz

Three parts of a scientific attitude

curiosity, skepticism, and humility

Method of research that describes behaviors, often using case studies, surveys, or naturalistic observations

descriptive method

Method of research that is used to detect naturally occuring patterns/relationships

correlational method

Method of research that manipulates variables to establish cause-and-effect relationships

experimental method

descriptive technique in which one individual or group is studied in depth in the hope of revealing universal principles

case study

descriptive technique of observing and recording behavior in naturally occurring situations without trying to manipulate or control the situation

naturalistic observation

descriptive technique used to obtain self-reported attitudes and behaviors of a particular group, usually by questioning a representative random sample of the group

survey

all those in a group being studied

population

participants chosen fairly who represents a population because each member has equal chance of inclusion

random sample

If there is ______ correlation, the variables trend in the same direction

positive

What kind of correlation:
the more you study, the higher your grade

positive

If there is _____ correlation, the variables trend in opposite directions

negative

What kind of correlation:
The more absences you have, the lower your grade

negative

a prediction about the relationship between variables

hypothesis

participants that receive the manipulated variable

experimental group

participants that do not receive manipulated variables

control group

factors that are manipulated or controlled by the researcher

independent variable

factors that are measured or observed by the researcher

dependent variable

inert substance that is in place of independent variable in control group so participants do not know they are in control group

placebo

the extent to which a test or experiment measures or predicts what it intends to

validity

an experimental procedure in which both the research staff and the partipants are ignorant of which group has received the placebo, to prevent bias from either party

double-blind study