Advantages and disadvantages of sampling methods Type Description Advantages Disadvantages Stratified This requires one to be bias towards their data. For example‚ if you knew the proportion of pensioners in an area was 30% and you wanted to represent this in your sample you would ensure that pensioners’ answers only made up 30% of your sample. It can be used with random or systematic sampling‚ and with point‚ line or area techniques If the proportions of the sub-sets are known‚ it can generate
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find them useful. best wish‚ It is evident that the use of mobile phones (or has both positive and negative impacts)/ brings us many problems as well as benefits‚ and thus there is an opinion that the demerits/disadvantages brought by a mobile phone prevail over the merits/advantages. Personally‚ I disagree with this view (ambiguous‚ i am not clear what view you disagree with‚ the first sentence should be separated into two small ones.). On the one hand‚ a mobile phones poses have some negative
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Some advantage of bureaucracy: -Clear division of work with boundaries to responsibilities. -Formal (written) rules and procedures resulting in predictability and reutilization. -A well-defined hierarchy of authority. -Appointments to posts based on technical competence. -Formal (written) documentation of actions and decisions. -Bureaucratic control’ system is a strategic was based around internal labor market and the winning of employee commitment through the prospect of long
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Advantages and disadvantages of television viewing In this new era of science and technology‚ we have incorporated technology into our everyday lives. In fact‚ we cannot live without electrical appliances that we call necessities and the television is one of them.Much has changed since the first television was invented - from black and white to colour televisions. For some‚ the television is a window to the modern world. By viewing the programmes that are aired on television‚ we can gain a lot
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ADVANTAGES & DISADVANTAGES OF TOURISM Advantages 1. Tourism provides foreign exchange (US dollars) which allows: i) The government to pay bills such as: a) Allows government to pay foreign debt. b) Allows the Bahamian dollar to stay on par with the US dollar. c) Allows government to pay the thousands of persons employed in government their monthly salaries. d) Allows government to have money to do road works‚ school construction and all other governmental works. ii) Allows Bahamians
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Audio can be used to enhance multimedia applications in a number of ways‚ for example in delivering lectures over the web‚ music used to add interest and emotion to a presentation‚ and other non-speech audio used as part of a general interface. Advantages: * It can convey meaning‚ providing an extra channel of information. It allows redundancy to be incorporated into the presentation of information‚ so that if the meaning is unclear to a user using visual information alone‚ the audio may clarify
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nothing from his teacher or his books. Such is the effect of the film‚ and in many countries‚ educational authorities are trying to make the best use of the cinema to spread knowledge and information. It is therefore clear that the cinema has many advantages as well
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Shopping Malls – Some Advantages As Well As Disadvantages Today shopping malls have totally evolved to catch up with the modern lifestyle of the human beings. Because most people love shopping and loves hanging out within its vicinity despite not buying anything‚ a lot of entrepreneurs are smitten to invest in this kind of business. Although this business is great and has a potential to generate big amount of profit‚ still there are some disadvantages you must note before venturing into this kind
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After watching the video about Universidad Nacional Autónoma de México (UNAM)‚ the one of the top-ranking and largest universities in Latin America; I think that there are several advantages and disadvantages of studying at UNAM. To begin with‚ one of the great advantages of it is UNAM is located in one of the most traditional and picturesque neighborhood of Coyoacán in México‚ Distrito Federal‚ where students would enjoy its different kinds of activities‚ events‚ foods‚ and surroundings while they
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These partners can help on sending emails‚ writing letters‚ making phone calls‚ sending telegrams‚ knocking on the doors‚ advertising campaigns and so forth to share the information and knowledge on the disadvantages of the TPP agreement with others. Secondly‚ The knowledge on the disadvantages of the TPP should be largely spread out in all ways. While Technological and new media changes have transformed the political landscape. The media can convey the worker’s opinions to affect the trade agreement
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