Methodologies and Research Design 18: Research Design IV: External Validity and Sampling Objectives • to unpack different types of external validity • to describe crucial issues in sampling - precision vs. representativeness vs. cost - probability vs. non-probability / ’judgement ’ • to describe stages in the process of sampling‚ and the possible intrusion of ‘bias’ • to describe methods of probability sampling and methods of non-probability sampling • to be able
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breaking yards: political‚ legal and environmental factors and being affected Report Contributed by Saiful Islam‚ Lecturer (Economics)‚ Cheora Govt. College‚ Comilla‚ Bangladesh Abstract Since the 60s of last millennium Bangladesh is a pioneer of ship scrapping industry of the world. It blessed Bangladesh with employment‚ steel and foreign remittance saving. But in return it costs us our life and environment. So concern is rising up. How much time yards will have the privilege of ignoring
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The constant exposure to life and death throughout the Vietnam War altered several American soldiers perspective on society. In the novel‚ The Things They Carried‚ author Tim O’Brien uses characters such as Rat Kiley‚ Tim O’Brien‚ and Norman Bowker to prove this point. While all the characters have very different personalities‚ skills‚ and future goals‚ each one of them are moved by the war similarly. However‚ Vietnam also has a specific effect on each soldier causing them to feel a certain way.
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Public Speaking How has modern communication technologies effected communication today? Modern communication is connects us to the entire world quite literally. In today’s world‚ I can speak to someone in Japan and Australia simultaneously. With the invention of the Internet‚ including Facebook and Instant Messaging‚ and cell phones there are very few reasons for being out of touch. Modern technology has made staying in touch easier than ever‚ but the tradition of personalized contact has
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Drugs have been a problem in our society for years. They have been used and abused by many groups‚ including amateur and professional athletes. Drugs are also used for recreational use not just for performance enhancement. Society is directly influenced by the usage of drugs in sport. A study in 2002 showed that "An estimated 3 million people aged 15 or older reported that they used marijuana or hashish at least once in the year before the survey" This shows that 12.2% of all Canadians either have
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new articles of indicating firms with different issues which have been affected by different external influences and what impact on the firm and the activates which they are involved in. External influences are something which a firm has to think about as it can cause considerable changes to the firm. How the firm changes depends on the business the firm is involved and by what type of influence it is being affected by. External influences can be filtered through four different contextual influences
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Abstract I found that this experiment gives me an understanding on how osmosis and diffusion works. In its simplicity‚ it explains the process that our bodies (mainly cells) use all the time. It also showed me that even with the temperature changing‚ it doesn’t drastically change the rate of diffusion. Introduction Diffusion is important in all living systems. Osmosis is the passage of water from a region of high water concentration through a semi-permeable membrane to a region of low water
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Imagine living an ordinary life‚ going to school‚ doing homework‚ watching television‚ hanging out with friends‚ the out of no where being taken away to a labor or death camp to be murdered or worked to death. This is what the Khmer Rouge did to Cambodians. Pol Pot and the Khmer Rouge caused the deaths of many Cambodians through labor and death camps during the 1970’s. Origin The Khmer Rouge was a Communist party led by Pol Pot in Cambodia. They took control of the country from 1975 to 1979‚ and
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1675. Some say that this battle between the Native Americans and the Europeans in 1636 ended in the Pequot suffering due to a mysterious death of John Oldham changed America and is now what it is today. After battling over clash of trade‚ land‚ and how the puritans were living‚ they have decided to take action.. This dreadful action was what led to the almost complete devastation of a honorable Indian tribe. Upon this awful day‚ the Puritans footslog around Connecticut contacting their other Indian
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Globalization is a process of interaction and integration among the people‚ companies‚ and governments of different nations. This process has effects on the environment‚ culture‚ political systems‚ economic development‚ prosperity and human physical well-being across the world. The perspective in the source embraces the further development of globalization as it has helped the economies of developing nations such as China and India. Globalization has also led to the economic co-operation of countries
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