DECISION TREES DECISION Decision trees may be described as the graphic display of the decision-making process. Let us take for example a situation where one must decide whether to go to a movie house or to stay at home and watch TV or a video tape. State of nature node Branches Good movie Decision node Movies Bad Movie Good program TV New program or cassette Poor program Rerun
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Pollution This swan is breeding on a heap of plastic Littering on a beach in Guyana Pollution is when something is added to the environment that is harmful or poisonous to living things. Smoke in the air from factories is a type of pollution as it is bad for the lungs when breathed in. Sewage in drinking water is another type of pollution‚ as it can make people ill because it contains germs and viruses. People living next to a building site where there is too much noise can become sick as
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Pollution is the introduction of contaminants into the natural environment that cause adverse change.Pollution can take the form of chemical substances or energy‚ such as noise‚ heat or light. Pollutants‚ the components of pollution‚ can be either foreign substances/energies or naturally occurring contaminants. Pollution is often classed as point source or nonpoint source pollution. Pollution is nothing but "too much of something at wrong place" and environmental pollution is generally defined
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What are the consequences of cutting down trees? There are many consequences for the environment of cutting down trees. Known as deforestation it has huge effects on the environment. It one very big effect is the loss of biodiversity which is a direct effect of cutting down trees. There are many reasons of which humans act out deforestation. For example is so that we can set up cattle farms. Also grow crops of which can then be sold to people. Another reason is for urbanisation and for the building
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reality or fiction One of the greatest problems that the world is facing today is that of environmental pollution‚ increasing with every passing year and causing grave and irreparable damage to the earth. Environmental pollution consists of five basic types of pollution‚ air‚ water‚ soil‚ noise and light. Air pollution is the most harmful form of pollution in our environment. Air pollution is cause by the injurious smoke emitted by cars‚ buses‚ trucks‚ trains‚ and factories‚ namely sulphur dioxide
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greenhouse gas pollution Reason: burning fossil fuels Sub-reason: create much carbon dioxide Solution: phasing out fossil fuel Example: not building any new coal-burning power plants Pollution whether it is vehicular‚ electrical or industrial is the main contributor to the global warming. Most of the greenhouse gas emissions come from the burning of fossil fuel for energy such as electricity and transport. When oil‚ gas or coal burns‚ carbon contained within it combines with oxygen in the air to create
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One of the dilemmas concerning our environment is saving wild life creatures. Cutting down trees is killing their habitat and ways of living. How would you like it if someone came into your neighbourhood and started bulldozing the houses down? Many living species have died because of the habitat changes they have to go through. Many oceans and other water bound areas in the world are being polluted by human waste. It’s killing all water creatures and making water unsanitary. If you really think about
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In this 21st century‚ environmental issues have been everyone’s concern. The rate of pollution in our country is getting higher and has reached a dangerous level. Therefore‚ everyone must play a role in safeguarding the environment. Yet‚ before looking up for the ways to overcome this issue‚ we must find out the types of pollutions first. Firstly‚ one of them is air pollution. Nowadays‚ almost every family has at least a car at home. Although the car is convenient for our daily lives
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Wrestlers Cutting Weight Some athletes do extra things to help them win‚ whether it be for a football player doing extra work outs‚ or taking steroids to a baseball player staying late from practice to work on his hit. In wrestling‚ some people do drastic things to help them be the best. “Kyle Talley of St. Mark’s‚ a state champion at 145 pounds last year‚ now wrestles at 152 pounds‚ about six pounds lighter than his natural weight” (Tresolini). Many wrestlers use unhealthy ways to cut weight;
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Cutting Edge-Landscaping Budget Proposal for 2013 BUSN-278 [Term] Professor Mike Rodriguez DeVry University Table of Contents Section Title Subsection Title Page Number 1.0 Executive Summary 2.0 Sales Forecast 2.1 Sales Forecast 2.2 Methods and Assumptions 3.0 Capital Expenditure Budget 4.0 Investment Analysis 4.1 Cash Flows 4.2 NPV Analysis 4.3 Rate of Return Calculations 4.4 Payback
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