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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.
Write a COBOL program to accept three subject marks and to display the total of marks and percentage of marks.
PURPOSE OF SAMPLING: When the population is too large and spread oyer a vast area, sampling needs to be done for the economy of time, energy and cost. But it is also
Problem 1 Over the last 30 years, there have been important developments in the evolution of mass media (Wilson and Kidd, 2010). Describe four ways in which mass media has evol
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Some detailed important do's and don'ts while conducting negotiations are given hereunder. Do's: Know your authority as a negotiator and that of your counterpart.
Problem: According to Bush's management models of schools, the formal models dominated the early stages of theory development in educational management and the other models dev
S t ages of organisational change The Organisation change model chosen must be a data driven, enterprise wide, systemic approach to change. It should be planned in such a way
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