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SIZE OF SAMPLE:
Large samples are more representative of the population of interest than the sinall samples. There are no specific rdes for determining the desired sample size. If the researcher uses the probability sampling method smaller samples are needed than non probability sampling.
A sample size of minimum 30 will be adequate according Poscoe (1975), but it can bc as large 100, 500, 1000, etc. Most nursing studies are limited to small convenient samples. Generalization to total population is usually difficult to make with any degree of confidence. The use of small samples dictates the need for studies to be replicated. If several investigators find similar results, generalization to other population are more appropriate.
Attaching Covers: Regardless of the sewing method used, the sewn book must be "knocked up" to be square at head and spine. By hammering along the back edges, the expansion re
Literature Search Services: Literature search service is considered as an extension of reference service. An important aspect of literature search service is ascertaining the
Drawbacks Pooling up the necessary funds to opt for centralized cataloguing may be difficult for some libraries. Because of local variations it may be difficult to go
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Selection and Packaging: Added value is often claimed for information services on the grounds that they bring together, in a convenient form, items of information which would
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Reliability: Refers to the accuracy and consistency of a measuring tool. A measure is reliable when an individual remains nearly the same in repeated measurements. Re
RESEARCH APPROACH: Research approach (design) is the researchers overall plan for answering the research questions. The design indicates whether or not there is an interve
Controlling Risks Risk management is not just providing for uncertainties - it is management of risks considering the combination of the probability (extent to which the risk e
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