Research Enterprise in Psychology Flashcards
Abstract
Brief summary of a journal article.
Anecdotal Evidence
Personal stories pertaining to an event. Prone to bias and provides and extremely small sample size.
Between-subject Design
An experiment using two or more groups
Case Study
In depth research on a certain topic, usually using other studies to provide a gain a more complete understanding.
Correlation
Exists when 2 variables relate to each other
Correlation Coefficient
The strength of a relationship between 2 variables
Data Collection Techniques
Methods used to collect and store data used in research
Deception
Exists when experimenters lie to or trick participants into a study. This can cause distress and trust issues, but some scientists argue that certain studies could not be done without it.
Dependent Variable
The variable that is influenced in the study.
Descriptive Statistics
Used to organize and summarize data
Double-blind Procedure
When neither the experimenter nor the participants know who will be in which group.
Evidence-based Decision Making
Combines all evidence gathered to make a decision about a subject
Experiment
Research method where carefully controlled variables are observed
Experimental Group
Group of subjects who are given special treatment
Experimenter Bias
An experimenter unintentionally influencing a subject via nonverbal cues or actions
Extraneous Variables
Any variable other than the independent or dependent variable that influences the study
eg// personal characteristics
Hypothesis
Tentative statement about the relationship between variables
Independent Variable
The variable that influences the other variables in a study
Inferential Statistics
Statistics used to interpret data and draw conclusions
Interaction
Influences between variables
Journal
Publication of scientific studies focused on certain topics
Mean
Average. Most useful and most sensitive score.
Median
The exact middle score.
Mode
The most frequent score.