Psychology Exam #1
Hypothesis
Prediction stated in a way that it can be tested
Independent variable
What you are manipulating
Theory
Explanation over phenomena after study
Dependent variable
What you are measuring
Random assignment
Assigning of participants to different groups on the basis of chance alone
Experimental group
Recieves the independent variable
Control group
Gets the placebo
Placebo
Inert substance
Psychiatrist
MD
Psychologists perscribe in
Only a few states
Correlation study
Can't claim cause and effect
Positive correlation
Both variables follow each other up or down
Negative correlation
As one variable rises the other falls
Scientific method
4 steps
Can the scientific method be used to answer things?
No
Double blind control
Both participants and researchers unaware of group assignment
Bias
Interferes with objectivity
Confidentiality
Must be ensured and is an ethical issue in research
Behaviorists
Psychologists limit research to observable behaviors only
Humanistic perspective
Free will and choice
Psych perspective
Behavior is governed by unconcious conflict
Biological perspective
Nervous and endocrine system
Developmental psychologists
People change in predictable ways
Cognitive perspective
Perspective, learning, memory, sensation, perception
Structuralism
Devoted to uncovering basic structures of mind