PSY 452 Week 4 Experimentation Review Paper

Topic: Experimentation and Extraneous


It is imperative for psychology students to learn
how to create accurate research studies. This assignment will assist students
in learning about variables and issues caused by extraneous variables.


For this assignment, you will revisit the five
research study articles you located in Module 1.


In a paper (750-1,000 words) consider the


Identify the variables in the studies:


1. Independent


2. Dependent


3. Extraneous


What were the threats?


1. Selection threat


2. Statistical regression threat


3. Subject mortality threat


4. Testing threat


Was there test-retest reliability? Explain.


Evaluate the validity. Support your conclusions.


Prepare this assignment according to the APA
guidelines found in the APA Style Guide, located in the Student Success Center.
An abstract is not required.

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