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Convenience Sampling - A convenience sample is a group of individuals who are readily available to participate in a study. That is, the choice of the sample is left completely to the convenience of the investigator. The cost involve in picking up the sample is minimum and the cost of data collection is also generally low. For example, the investigator wants to study the demand for the types of soft drinks. The interviewer can go to some soft drinks shop and can interview shopkeepers who happens to come to that particular shop and ask them questions regarding their choice for soft drinks. Convenience sample suffers from excessive bias from known and unknown source and also there is no way that the possible errors can be quantified. It is good for taking a quick opinion poll developing tools such as questionnaire or interview schedule and for preliminary study before developing an elaborate research proposal.
Finding resources: As said earlier, supply is another basic factor. Supply means availability of documents for acquisition. Information regarding supply can be collected in th
QUESTION Leadership is essential for the success of any organization (i) Briefly explain the need for leadership for a manager to be successful (ii) Briefly describe the
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QUESTION 1 While managing institutions, managers have to deal with four variables (a) Identify and briefly describe these four variables (b) Using a concrete example expl
Groupthink This is a condition where group pressures for conformity prevent the group from critically evaluating alternative viewpoints. The classic example of groupthink, the
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Reference Services: Reference services help the user define and identify his query correctly, bearing in mind how he intends to use the information, since this can affect the
Dealer Library Plan (DLP): Under this plan, as agreement is reached between the library and the publishers or a group of publishers whereby the publishers send books as soon a
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