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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is said to possess a sustainable competitive advantage over its rivals. The goal of much of business strategy is to achieve this from a competitive advantage. Michael Porter of Harvard Business School has identified two basic ways of gaining a competitive advantage; cost leadership and differentiation leadership. Cost Leadership A company can gain a cost advantage by becoming the lowest cost producer in its industry. The sources of cost advantage may include economies of scale‚ a particular
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Advantages of the Virtual Classroom More than one person can view and attend the lesson. A whole family or group can watch and learn together from one lesson. A whole Class or University can attend the lesson‚ and follow the lesson as a review or replay as the lesson is recorded and the recording available‚ at no charge‚ to the attendees. This is bringing the classroom into the home‚ school and world‚ and making Education an International Experience. The Online English Lesson is fully interactive
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In 1998‚ Dell had a competitive advantage in the personal computer industry. A competitive advantage means that a company earns or has potential to earn persistently higher rate of profit than its competitors. Dell’s competitive advantage is manifested through a few key financial and performance metrics. Between 1994 and 1998‚ Dells profits increased from $149M to $1.5B. They experienced significant growth‚ growing twice as fast as major rivals. Their market share tripled and they reported operating
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ADP AdvancedMD Professor William Dotson DeVry University February 24‚ 2013 Table of Contents Introduction 3 Advantages of the EHR 3‚4 Technical Support 5‚6 Privacy Concerns 6‚7 Quality of Care 7‚8 Interoperability 8 Customizations………………………………………………………………………………….....9 Profitability………………………………………………………………………………........9‚ 10 Synchronization of Records….................................................................................................10‚ 11 Costs…………………………………………………………………………………………
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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 effects for on its their users in several twoaspects
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The majority party in Congress has a lot of different advantages in the legislative process. For the Senate‚ the majority party contains all the chairs for their members‚ ranks members‚ and president pro. Having the majority of members means when votes are cast‚ the majority will win. Delegates the committee to work on the bill. Those who fill the chairs also have the power to vote on moving the selections of legislation to the next level. If the bill makes it to the senate floor‚ the committee chair
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ability to use corridors Escort on highways. Advantages The electric cars have many advantages‚ the most important of which is to eliminate the recurrent fuel problems that consume the state budget because of support‚ in addition to being very saving to the citizen; Because it will be based on charging the car from station electricity or home electricity and will be considered very affordable compared to fuel prices. It is also one of the advantages of electric vehicles to eliminate environmental
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Evaluating the Theory of Constraint and Queuing Theory Abstract The Theory of Constraints and the Queuing Theory is something that all forms of businesses should be looking to exploit. The Theory of Constraints contends that all businesses have some form of constraint that keeps them from working at optimum efficiency. These constraints are found‚ reviewed‚ and corrected by a simple process of finding what to change‚ what to change to‚ and how to cause the change. The Queuing Theory can be applied
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As what I understand about how Science and Technology affects our lives‚ That there are advantages and disadvantages. The Advantages are‚ it makes our lives simple by using equipment that can easily finish and do well the work or job. We can save more time and energy so that we can perform and do our other job. We can now easily communicate our relatives by using cellphone and internet‚ it can connect us even they are in the other part of the world and then with digital camera‚ we can see them
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