Important Vocabulary to know:

Hypothesis a formal affirmative statement predicting a single research outcome.

Population any group of individuals that has one or more characteristics in common and that are of interest to the researcher.

Sample a small proportion of the population that is selected for observation and analysis.

Validity a test that does what it was designed to do.

Reliabilty a tool that is consistent.

Dependent Variable a variable that is measured to see whether the treatment or manipulation of the independent variable had an effect.

Independent Variable a variable that is manipulated to examine its impact on a dependent variable.

Types of Research

          Nonexperimental- an example of this is Qualitative, it examines human behavior and the social, cultural and political contexts within which it occurs

          Experimental- an example of this is Quasi-experimental that test for causal relationships without having full control.