From the course: Academic Research Foundations: Quantitative
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How to use preexisting data - SPSS Statistics Tutorial
From the course: Academic Research Foundations: Quantitative
How to use preexisting data
You don't need to develop, implement, and collate a new set of data in order to do a quantitative research study. Using previously accumulated data is a popular choice for graduate students and young researchers. They can set up and answer research questions by looking at untested relationships in an existing set. If you're going to use an existing data set, the methodology section of you work will focus less on instrumentation and more on testing the validity and reliability of the existing data, followed by analysis. Now, there are advantages as well as disadvantages to using a preexisting data set. The most common advantages are time and cost. Engaging with data you don't collect saves your research team time in development and processing. It also saves the cost of human labor to create an instrument or the cost of buying one. The ease of using preexisting data provides emerging researchers with an opportunity to focus their growth on developing sound research problems, literature…
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