Sample Exam Question

Please answer FOUR (4) questions only. Each question carries 25 marks. You should spend no more than thirty (30) minutes on each question. Question 1 a) Explain what each of the following terms mean in the context of research: i) Population ii) Probability sampling iii) Non-probability sampling iv) Representative sample (8 marks) b) Discuss FOUR (4) main characteristics of a good research. (16 marks) Total: 25 marks Question 2 a) It is advantageous to develop a directional hypothesis whenever we are sure of the predicted direction. Define directional hypothesis and identify its advantages. 10 marks) b) Explain why referencing is important in any research; provide an example of a reference and differentiate the term ‘Citation’ from ‘Referencing’. (15 marks)Total: 25 marks Question 3 a) Discuss in detail about the subject’s rights using an example. (10 marks) b) Define the following and provide an example to support each of your definitions. i) Fabrication (3 marks) ii) Falsification (3 marks) iii) Plagiarism (3 marks) c) “If a control group is a part of an experimental design, one need not worry about controlling other exogenous variables. ” Explain this statement. 6 marks) Total: 25 marks Question 4 ‘Dr. S is a post-doctoral student in computer science working on some programs that eliminate computer viruses. Two other graduate students are working with her on the project, which is directed by a senior researcher. Dr. S has just received an email from a research team that is working on a similar project at another university. The other team would like Dr. S to share some preliminary data and designs related to the project. Dr. S has not applied for a patent on this research, although she has discussed possible patents with her supervisor.Dr. S faces a difficult choice. ” A case study taken from ‘What is Ethics in Research & Why is It Important? ’ by David B. Resnik, J. D. , Ph. D. Discuss the problem faced by Dr. S by pointing out the two issues involved. What are some steps that Dr. S can take to “solve” this problem? Total: 25 marks Question 5 a) What are the main types of random sampling? Discuss in detail any two of the random samples that you have stated. (12 marks) b) How far does a stratified sample offer greater precision than a simple random or systematic sample? 5 marks) c) Discuss using examples convenience sampling and purposive sampling. State their advantages and disadvantages. (8 marks) Total: 25 marks Question 6 a) Explain why might a survey researcher prefers to use a structured rather than an unstructured interview approach for gathering data. (5 marks)b) Explain why self-completion questionnaires are usually made up of mainly closed questions. (5 marks) c) What is non-response and why is it important to the question of whether you will end up with a representative sample? (6 marks) ) Explain what is wrong with each of the following questions: i) What is your annual salary? o Below RM10,000 o RM10,000 – 15,000 o RM15,000 – 20,000 o RM20,000 – 25,000 o RM25,000 – 30,000 o RM30,000 – 35,000 o RM35,000 and over (3 marks) ii) Do you ever feel alienated from work? o All the time o Often o Occasionally o Never (3 marks) iii) How satisfied are you with the customer services and products provided by this company? o Very satisfied o Fairly satisfied o Neither satisfied nor dissatisfied o Fairly dissatisfied o Very dissatisfied (3 marks) Total: 25 marks

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