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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.
N eed for project quality standards Project quality standard help the organisation in defining specific measurable objectives. The objective tells if the goals are being met a
Dichotomous Data: - Data that fall into only two categories are called dichotomous data. - Although these data ordinarily might be considered nominal level (e.g. pas
Question 1: (a) Describe briefly the services/operations included in the Rooms Division Management of a first class hospitality establishment. (b) Discuss the key concepts t
Q uality improvement It is a systematic approach to make the process of work more effective, efficient and appropriate by removing rework, unwanted work, loss and frustra
Special Furniture Items-library furniture-library management Besides the above mentioned library furniture, a few other items worth considering are: Book trolley, whi
Cumulative Index Work: As the name suggests, it pertains to noting by entering down the announcement of cumulative index followed by entering the receipt of cumulative index
QUESTION A popular restaurant has been losing customers and orders due to various delays and errors. The Restaurant Manager wants to identify problems and causes that might be
Basic Materials Handling Principles 1. Lest Handling is Best Handling: it is best to keep the handling cost of the minimum because handling does not add value to
FILING "A place for everything and everything in its place" is an old saying. We are aware of the implications of this saying in our daily life. If everything in our house or
HUMAN RESOURCE DEVELOPMENT-INTRODUCTION Of all the resources of any organisation, the most valuable and important resource is quality manpower. This is the force that activate
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