A well-designed experiment copes with the potential effects of extraneous variables by using random assignment to experimental conditions and sometimes also by incorporating direct control and/or blocking into the design of the experiment. Each of these strategies—random assignment‚ direct control‚ and blocking—is described as follows; A researcher can directly control some extraneous variables. In the calculus test example‚ the textbook used is an extraneous variable because part of the differences
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How the Amount of Water Effects Plant Growth By Dennis Marchuk Turner Ashby High School Grade 10 March 23‚ 2013 The purpose of this project was to determine how much the amount of water effected plant growth. This had been accomplished by taking three groups of plants and placing them next to one another. Each group contains two plants. Each one would be watered with a different amount of water. They would then be measured how much they grew. The growth of the three plants was compared
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focus groups. The purpose of this study was to establish a clear understanding of the behavior and effects that military deployments had on adolescents and their families. Plus‚ this study is also specifically meant to explore different coping strategies for adolescents while their family member is deployed. This study also acknowledged that many school counselors and teachers do not have enough composure to handle these behaviors and emotions from students that deal with deployment. Studies believe
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Health According many scientific researchers‚ our entire population has been dowsed with chemicals. There are several aspects of this dowsing that should concern us. First‚ and foremost‚ many of these chemicals are suspected to have damaging health effects on humans‚ as well as‚ other life forms. Second‚ most of these chemicals have only recently been produced so the environment is clearly changing and being challenged by these newcomers. Third‚ almost all of these chemicals exist in the forms and amounts
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and not the skin”). Nevertheless‚ Indian women keep on using these products for years‚ but will never notice lasting effects. So‚ while considering the consumers´ point of view we need to understand that they use the product to fulfil their desire for societal recognition‚ particularly by their peers. Therefore‚ it is less the use of the product but more the psychological effect that the product provides to the consumer. From a managing point of view the advertisement’s aim is to present the
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to wear a seat belt it is not effecting anyone else but that person. That person should have the freedom to choose whether or not they want to risk their life in one way or another. No individual makes all of his or her decisions by determining the effect on the entire potential community affected (Mosser‚2010). How would such seat belt laws differ from the requirement that infants in cars be in car seats? This one differs because infants do not have a choice in the matter‚ and someone has to protect
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Most people will feel better after they listen to music. Some people will ask how music can affect our body and mind. There is other research that shows brainwaves can be synchronized by music with a strong beat. Different speed beats have different effects in our brain. According to the article‚ “Faster beats bring sharper concentration and more alert thinking. Slower beats promote a calm‚ meditative state.” I think this is the reason why music can affect our body and we feel better after we listen
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…………………………………………… Date: 16 July 2010 PREAMBLE Agriculture is one of society’s most basic needs and activities. Most recently‚ the ever increasing trend in agriculture has been towards large scale‚ chemical based farming. In 1987 a report on effect of pesticides on agro products stated that pesticide residue in food is one of the nations most serious health hazards. Some chemicals may be recognized as safe but some are hazardous to people. There are less stringent laws about growing crops. In
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to be the same. Globalization in India has had both its positive and negative effects. Globalization can involve a number of things like the business aspect and agricultural. According to daldrup.org globalization has drastically affected the Business aspect in India. India is expected to have 715 shopping malls by 2016; it has a consumer base of 1.14 million‚ and the third largest telecom market. But the negative effect this has had is that India’s youth is no longer furthering their education and
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A rhetorical situation contains the stance or position of the author‚ audience and genre. I want to know if technology is thought to help or harm a student’s success. The first article “How Technology Affects Us”‚ says technology has a negative effect on students. The author seems to be pretty credible because they have multiple articles‚ some of which were published in magazines. She argues the advancements in technology are negatively affecting society. The target audience for this article are
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