Answer ALL questions Question 1 (a) Explain how researchers can determine the appropriate sample size for their studies. [20 marks] (b) Describe the factors that influence the decision above. [10 marks]
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a) Suppose you are conducting research on the student-supervisor relationship in MBA project writing. The goal of your research is to provide insight into such relationships, and you intend to address the following two questions: What are the obstacles to effective student supervision? How can student-supervisor relationships be developed to maximize benefits? i. Describe and justify the research design you would use for this assignment, discussing the strengths and weaknesses of it. [4 marks] ii. Define your target population [1 mark] iii. What three factors will you consider in deciding on your sample? [3 marks] iv. Why might you use a sample instead of a census? Give two reasons. [2 marks]
Madhur L.
(d) Difference between population data and sample data, giving an example [4 marks] (e) Difference between probability and non-probability sampling [5 marks] (f) Properties of a good point estimator for a population parameter [5 marks]
What is necessary to determine the sample size?
Confidence Intervals and Sample Size
Confidence Intervals for the Mean When ls Known
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