Essay about Characteristics of Research

981 Words Jun 17th, 2013 4 Pages
TYPES OF RESEARCH The different characteristics of research: Research May be Applied or Basic The purpose of applied research is to solve an immediate, practical problem. Basic Research (Pure) adds to the existing body of knowledge; doesn't necessarily provide results of immediate, practical use. Research May be Obtrusive or Non-Obtrusive Obtrusive research - where the researcher introduces conditions that influence participants. Where the researcher manipulates the environment. Non-obtrusive research - where researcher avoids influencing subjects in any way and tries to be as inconspicuous as possible.


Four Main Types of Research Historical research - describes what was-mostly nonobtrusive Descriptive research - describes what
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Variable –element or characteristic being studied Parameter-element that remains unchanged (age, number of subjects)


Evaluation of Sources Primary sources-original or first hand account of event or experience, persons involved, documents, records or relics Secondary sources-an account that is at least once removed -persons not involved directly with an event but has close knowledge (parents, relatives) -newspaper External Criticism -evaluates the validity of the document -who, when, where it was produced -is the document genuine, authentic -status of author (primary or secondary?) Internal Criticism-evaluates the meaning, accuracy and trustworthiness of the content (comes after external criticism) • Both external and internal criticism are important to establish validity.


Sampling Terms and Procedures Population-inclusive group defined by researcher Sample-representative subset of population -should contain essential elements of population Random Sampling-process of sampling which assures that any subject in the population has an equal probability of being in the sample Systematic counting-uses list to choose every nth person from the population

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