AP Psych Unit 0 Test

Theory and Hypothesis

Independent variable

Dependent variable

Control and Experimental groups

Empirical investigation

Scientific method

Correlation and correlation coefficients  (positive, negative and zero)

Operational definitions

Single blind and double blind

Confounding variables

Experimental bias and expectancy bias and confirmation bias

Randomization, Sample population, random assignment and random selection 

Representative and generalizable 

Publishing and replicating experiments

Ethics: what is allowed and how must the subjects be treated before and after the experiment, APA guidelines

Naturalistic observation

Types of studies: longitudinal, cross sectional and cohort sequential

Institutional Review Board

Malfeasance and non malfeasance 

Frequency distribution

Scatterplot

Histogram

Effects of skew

Mean

Median

Mode

Range

Standard deviation

Statistical significance and inferential statistics 

Placebos and placebo effect

Quantitative and qualitative data