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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.
Verbal communication The verbal communication is split in three sections as under: Grammar: Informal speech often uses abbreviations, contractions and colloquialisms
T ools and techniques used for quality planning Let us now see some of the tools and techniques used for quality planning. They are: C ost /benefit analysis: This is an
QUESTION Awards for good performance are increasingly employed within the public service in many countries. These may or may not have a financial value. Performance-related pay
Functional Organisation: The library is expected to take care of selection, acquisition and storage of documents. The documentation/information centre, in collaboration with t
Internal and Physical of the Catalogue: Internal Form of the Catalogue As mentioned earlier, according to the internal farm, the two major types of library catalogues a
Current Awareness Services: Current awareness services are designed to keep the user abreast of information in thier area of work or interest that has recently been published
QUESTION (a) There appears to be an emerging consensus that the movement towards good governance must include initiatives to strengthen the institutions of government and civil
Coordinating Work: When different persons are doing different jobs connected with the processing and preparation of documents there can be chances of inadvertent errors and,
Telecommunication Technologies: Telecommunication today involves microprocessors, digitization of information (audio, video and text) and its transmission across communication
User Groups and Their Specific Needs- Information behaviour: A User Groups and Their Specific Needs You will see in details, in Unit 5, Section 3.1, the different user groups
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