AP PSYCH review units 1-4

A measure of the extent to which two factors vary together, and thus of how well either factor predicts the other is called a

• measure of central tendency

• coefficient

• inferential statistic

• correlation

Define a double blind procedure:

• A statistical procedure that identifies common factors among groups of items

• An experimental procedure in which both the research participants and the research staff are ignorant about whether the research participants have received the treatment or a placebo.

• Any effect on behavior caused by the placebo, which the recipient assumes is an active agent, given to the control group in an experiment.

• A statement of the procedures used to define research variables.

The tendency to believe, after learning an outcome, that one would have foreseen it.

• sampling bias

• hindsight bias

• the random effect bias

• single blind procedure

Assigning participants to experimental and control conditions by chance, minimizing preexisting differences between those assigned to the different groups.

• random sampling

• double blind procedure

• random assignment

• random mugging

In an experiment, the group that is not exposed to the treatment being studied.

• experiemental group

• random sampling

• control group

• confounding variable

The perception of a relationship between two factors where none exists

• dependent variable

• illusory correlation

• direct correllation

• descriptive statistic

An ethical principle requiring that research participants be told enough about an experiement to enable them to choose whether they wish to participate.

• cross sectional study

• protection of the participant

• informed consent

• beside manner

When members of the control group believe they are getting better without the trial treatment, it is called

• the hindsight bias

• the tarantula effect

• the placebo effect

• a false positive

A group that fairly represents a population because each member has an equal chance of inclusion is called

• a random assignment

• non-biased sampling

• a representative sample

• a meme

The part of the brain most closely associated with maintaining balance and the coordination of complex sequences of movements is the 

• hypothalamus
• cerebellum
• medulla
• pons