1 Research questions
In this chapter, you will learn to:
- create operational definitions.
 - ask quantitative research questions.
 - list, explain and give examples of the various types of quantitative research questions.
 - identify estimation and decision-making research questions.
 - identify the variables implied by a quantitative research question.
 - identify observational or experimental studies.
 - describe and identify the units of analysis and unit of observations in a study.
 - communicate in the language of research and statistics.
 
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