The Therac 25 Disaster October 2012 1 Introduction The Therac-25 was a machine for cancer treatment manufactured by the Atomic Energy of Canada Limited (AECL) and went down to history as one of the world’s worst software disasters. The machine was released to the market in 1983 and was later involved in at least 6 accidents that lead to enormous radiation overdoses for the patients. One of the major innovations of the Therac-25 was the move to complete computer control‚ which allowed operators
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HARPER CHEMICAL COMPANY The Harper Chemical Company (HCC) was a medium sized producer of industrial chemicals‚ which sold its products primarily to customers in the paper industries and the paint industries. In 1980‚ HCC diversified into the production of a mineral called Dominite. By acquiring the Dominite activities‚ HCC hoped it would yield at least 15% return on investment after taxes. In early 1980‚ the HCC board of directors authorised the construction of a processing plant having a 40 000
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their rights to organize‚ bargain collectively‚ and engage in other activities for their mutual aid or protection. In the case of Meredith Sterrett‚ she established a paper trail to terminated a union sympathizer under the premise of poor performance. Management cannot interfere with the formation or administration of any labor organization. According to this case‚ Meredith told an employee that if a customer service rep of America showed up at her installation‚ she would call the cops and have him
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Ch 4: Return on Invested Capital 1. Drivers of Return on Invested Capital ROIC = (1-Tax Rate)*((Price per Unit-Cost per Unit)/Invested Capital per Unit) A company with a competitive advantage will have a higher ROIC because it either can charge a premium price or can produce at a more efficient cost. The structure-conduct-performance (SCP) framework is the strategy model that underlies our thinking about what drives competitive advantage and ROIC. The structure of an industry influences the
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The name James Meredith is not very known to the general public‚ even when he played a major role in the civil rights movement. Nevertheless‚ Meredith can be compared to the likes of other major civil rights leaders‚ such as Martin Luther King Junior or Malcom X. His iron will enabled him to confront an entire Mississippian society who was out to get him. His will was what enable him to achieve his goal. This was to enforce the rights as a civilian of African Americans to attend the University of
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An onyx ring connects me to one in a lifetime experience which is Meredith College. I want to be able to proudly have a keepsake which goes with me to all my places‚ is easily seen so I can reflect how I changed into a strong women thanks to Meredith but also so that when I am asked if I went to Meredith College‚ I can say “I went not simply to any college but to the remarkable Meredith College capable of producing unity‚ love‚ and dedication for higher education that is not
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The first resident of what is today the town if Harpers Ferry was a man named Peter Stevens‚ who bought a small plot of land and built a modest cabin there in 1932. However‚ in 1947‚ a man named Robert Harper was instructed to build a Quaker church on the Opequon River‚ which is about 16 miles to the West of Harpers Ferry. He never got to the Opequon‚ he didn’t end up building the church because on his way there‚ he was smitten by the view of a majestic valley with a picturesque river edging it
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Manitoba and acted as one of the analysts for the Manitoba Northern Affairs. In recent Canadian government‚ Elijiah Harper has been an aboriginal advocate working to create change in the constitutions for Canadian aboriginals. After Harper won the northern Manitoba riding in 1981 he let the New Democratic Party to be the first Treaty Indian to be elected as a provincial politician. Harper was later appointed to cabinet for Natives Affairs‚ then moving forward to be named Minister of Northern Affairs
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Example of a good CV Stephanie Smith 19 Station Road Hunslet Leeds LS3 3SL Tel No: 0113 3110 1103 Mobile: 0777 0007 Email: S.Smith@uni.ac.uk A friendly‚ caring and hardworking undergraduate with a range of related experience‚ looking for employment opportunities working with children in a social supportive environment. Key Skills • Creative: Able to provide creative solutions to problems. When working as a support assistant one child in my care refused to enter the classroom. I introduced a game
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Chapter 25 Primary Sources Louis Napoleon Bonaparte Campaign Statement 1. Louis Napoleon based his claim to rule France on the fact that he is so devoted to France and the Republic. 2. Louis Napoleon wanted to devote himself wholly to the preservation and consolidation of the Republic as president of France‚ but when he becomes the self-proclaimed emperor of France later‚ all his promises are void. His promises are revealed to be pieces of persuasion so he gets elected as president. Abraham
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