Types of Research Types of Research
Nonexperimen tal (Descriptiv e)
NonExperimen tal (Historical)
NonExperimen tal (Correlatio nal)
Experimen tal
Purpose
Code Words to look for in Research Articles
Degree of Control over Factors
Time Frame
Example
Describe the characteris tics of an existing phenomen on
Describe, interview, review literature, participant observatio n, focus groups
None or low
Current
Relate events that have occurred in the past to current events
Past, describe
None or low
Past
An analysis of Freud’s use of hypothesis as it relates to current psychotherapy practices
Examine the relationshi ps between variables
Relationshi p, relate to, associated with, predicts
Low to medium
Current or past (Correlati on), future (predictio n)
An investigation that focuses on the relationship between the number of hours television watching and grade point average
To test for true cause and effect relationshi ps
Function of, cause of, compariso n between, effects of
High
Current
The effect of a preschool language program on the language skills of inner city children
To test for
Function
A survey of dating practices of adolescent females
Quasi Experimen tal
causal relationshi ps without having full control
of, cause of, compariso n between, effects of
Basic (Pure) vs. Applied Research
Moderat Current e to high or past
Gender differences in spatial and verbal abilities