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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.
Question: (a) What, according to you, are the essential elements of an effective ergonomic program? State the reasons for establishing such a program at a place of work. (b
T he change manager The change manager is accountable for the day to day activities of the change management process for the Information Management team. This person must es
Question 1: (a) Using appropriate examples to support your answer, list five types of photography used. (b) Define the term "aperture" (c) Give two uses of an aperture (d
Your Responsible Officer has heard that materials will often be bought more cheaply at auction or tender than from wholesalers. He has also heard much about invitation to treat and
Question 1 Explain the components of learning and also classical conditioning theory in brief Question 2 Briefly discuss the decision-making models(any three) Quest
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The Ledger System: In this system, the record is kept in the form of a bound register wherein each page is allotted to a periodical. On top of the page usually, details like
AA Code of 1908: Cataloging rules: author and title entries / compiled by Committees of the Library Association and the American Library Association. - English edition. - Lond
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The most important test of a new organization comes when it is hit by a major catastrophe. It is required to manage such emergencies intelligently and forthrightly with the news me
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