- Describe what is meant by research design and describe its purpose.
- Discuss how to control for variability through design.
- Differentiate the terms population, sample, subjects from one another. Differentiate a target population from a survey population (i.e., sampling frame).
- Define the terms probability and non-probability sampling.
- Differentiate one from the other by discussing the advantages and disadvantages of each.
- Describe four probability sampling techniques. Identify the advantages of each technique.
- Describe the three non-probability sampling techniques. Describe the advantages of each technique.
- Identify two limitations of non-probability sampling.
- Identify the factors that need to be taken into consideration when making a decision about sample size.
- Define instrument validity and reliability and discuss their importance in quantitative research design. Draw inferences about their use in specific situations.
- Describe the advantages and disadvantages of a researcher developing instruments for use in a study.
- Define the terms statistical conclusion validity, internal validity, construct validity, and external validity and discuss their importance in quantitative research design. Draw inferences about their applicability in specific situations.
- Identify 11 threats to internal validity. Evaluate the applicability of these threats to specific research designs.
- Identify two types of external validity and the threats to each type. Evaluate the applicability of these threats to specific research projects.
- Identify threats to construct validity.
- Identify threats to statistical conclusion validity.
- Identify ethical principles and legal responsibilities for conducting research.
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