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Psychology
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English (U.S.)
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Topic:
Research methods
Essay Instructions:
Imagine that you are a researcher with unlimited funds to study the effectiveness of a treatment of your choice. You can choose what the treatment is and the changes you hope the treatment causes.
Please respond to the following:
Why would a scientific approach be preferable to a nonscientific approach?
What would be your research question and hypothesis?
What would be your independent and dependent variable?
How would you operationally define your independent and dependent variable?
If results support your hypothesis, how might this be useful to professionals working with patients or clients?
Please read the following chapters/sections in your text: Research Methods
Michael Passer
Chapter 1: “Science and Psychology”
Chapter 4: “Defining and Measuring Variables”
Types of Variables section, focusing on the “Independent and Dependent Variables” and “Hypothetical Constructs” subsections
Defining Variables
Measurement Accuracy, Reliability, and Validity
Chapter 10: “Experimentation and Validity: A Closer Look”
Types of Validity
Essay Sample Content Preview:
Research methods
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Research methods
Research Topic for the Hypothetical Study: Assessing the Effectiveness of Physical Activity in Reducing Depression among HIV/AIDS patients.
Why would a scientific approach be preferable to a non-scientific approach?
The scientific approach utilizes the various scientific methods in the entire research protocol, such as data collection tools, selection of study participants and data analysis to yield objective information with minimal bias and risks (Goh & Guo, 2007). Usually, research findings, more so the conclusions, should be based on evidence, not opinions or self-conclusions. The Scientific approach yields results that will be replicable and acceptable to global researchers. Replicability of the study findings by researchers carrying out similar studies is essential. Only scientific studies produce results that can be replicated by other researchers and used to verify their findings (Goh & Guo, 2007). The other benefit of scientific research is its validity. Using scientific methods ensures the accuracy of the measurement tools and conclusions. Validity is achieved thro...
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