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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.
Subject approach: In academic, special, technical and research libraries, and to a large extent even in public libraries, you will find that the majority of readers approach docu
role of managerial economist
The receiving and shipping department for WXS Inc. has the worst safety record in the company. Falling, lifting, impact injuries are common in this department. As the Director of W
what is an information resource management?
QUESTION 1 E. Deming who was a quality guru stated that management need to adopt the 14 points philosophy. You are required to identify and explain these 14 points QUESTION
Internal Local Format Internal formats are so called because they are internal/local to a software system. They can be changed specifically as per the needs of the local syst
Purchase Order/Contract A purchase order/contract is issued to the supplier/contractor. The offer once accepted by the supplier/contractor becomes a legal contract by which th
Problem 1: a. Distinguish between underemployment and unemployment? b. Why do they constitute a serious development problem? Problem 2: a. Compare basic types of pla
Rajender Kumar was a production worker at competent Motors Limited (CML) which made components and accessories for the automotive industry. He had worked at CML for almost seven ye
Question 1 Explain the steps in drawing the head and the face of male figure with illustration Question 2 Explain basics of drawing legs and feet of a child with illustration
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