Pfirman, Simpson and Hays would be: Pfirman et al. Step 2: Describe your methods of data collection Once you have introduced your overall methodological approach, you should give full details of the methods you used to conduct the research.
Simpson and Hays cite more than double-author references by the surname of the first author followed by et al. You should then move on to discuss your research questions, and how you plan to address each of them.
So make sure to discuss with your supervisor the methodology you should apply to your study. Your research may even aim to test the research methods, to see if they work in certain circumstances. But as I just explained, it does not work exactly like that. What are the criteria for validity and reliability in this type of research?
Experiments Give full details of the tools, techniques and procedures you used to conduct the experiment. Harper Collins Publishers, New York, pp. Questionnaires require a great deal of care in their design and delivery, but a well-developed questionnaire can be distributed to a much larger number of people than it would be possible to interview.
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Now we get to the juicy part of this article. This does not send a good signal!
How did you record your data e.