HP 350L Lecture Notes - Lecture 3: Framingham Heart Study, Deductive Reasoning, Inductive Reasoning
15 May 2016
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Observation: viewing an occurrence for a scientific purpose (not a self- administered survey) Systematic: observation follows a particular plan (not casual interviewing or observing) Research that is based on direct observation of participants, without any attempt at intervention or manipulation of the behavior that is being observed. Ex: framingham heart study (collected information about heart disease, cholesterol levels, hypertension, etc. Women"s interagency hiv study (cohort study looking at women who have hiv, usc is a site that has been involved in this study, recruiting women who have been diagnosed and following them over a period of time, recording outcomes). Dimensions of observational research: methods: qualitative vs. quantitative, setting: naturalistic vs. Experimental observations: participant reaction: reactive vs. non-reactive. Quantitative research: data exist in numerical or graphic form. Test theories- perhaps derived from qualitative research with large number of subjects. Estimate the magnitude or strength of relationships between variable. Reasoning processes differs between these two types of research:
