The Scientific Method What is the Scientific Method? “The Scientific Method is a logical and rational order of steps by which scientists comes to conclusions about the world around them that helps to organize thoughts and procedures.”1 The process of the Scientific Method is used by making an observation‚ forming a hypothesis‚ testing the hypothesis‚ analyzing data and then coming up with a conclusion. Scientists use the scientific method to search for cause and effect relationships in nature.
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Material Scientific Method Matrix Research is a primary component of sociology. Valid and relevant sociological research is dependent upon a commitment to applying the scientific method in a systematic and organized way in order to ensure maximum objectivity and consistency in research. Complete the following matrix based on a social problem of your choice. The matrix will serve as a guide for creating a preliminary plan for the basic steps of the scientific method. Scientific Method Matrix
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Anthony Bryant Human Biology September 23‚ 2011 Tracing the Scientific Method 1. While the hypothesis is never explicitly stated‚ it is safe to assume that the researchers’ hypothesis is that coffee does in fact‚ prevent the development of high blood sugar. The question used to form this hypothesis was‚ does the ingestion of coffee prevent the development of hyperglycemia in mice? 2. The control group in this study would be the 11 mice that were given the water. They would be considered the
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LAB 1 – THE SCIENTIFIC METHOD *Adapted from LabPaq CK-GCC Purpose: The purpose of this experiment is to learn about and use the Scientific Method. The discussion of physical properties such as density‚ color‚ texture‚ smell‚ and solubility will take place. Observations and Experimental Data: Table 1: Making Observations Procedure Observation A. Torn paper Vertical tear: easier to tear‚ more visible fibers‚ more jagged edges and uneven tear. Horizontal tear: harder to tear‚
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realizes it cannot meet the needs of these various groups by marketing to them in the same way. The U.S. Department of Agriculture (USDA) conducted a dietary survey in the United States in the late ninety’s regarding the consumption of fast food. Based on the sample population‚ the results had shown two pieces of information important to McDonald’s management. First‚ the percentage of people eating fast food increased from the early 1990’s to when the survey was last conducted in the late 1990’s
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Hypothesis Testing The sole purpose of hypothesis testing is to determine whether or not research that has been collected is proved or disproved; usually allowing up to a 5% error factor. By using this 5% margin of error a researcher can consider the question of research being conducted is proven. There are five steps to be followed in doing hypotheses testing. The steps are: developing the research question‚ specifying between null and alternative hypotheses‚ calculating the statistic‚ computing
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Describe the operon hypothesis and how it explains the control of the messenger RNA production and the regulation of protein synthesis in bacterial cells. The operon is a group of genes coding for proteins with related functions and they are arranged in units. The operon is made up of the promoter‚ structural genes and the operator. Transcription depends on the regulator‚ it may be located anywhere on the bacterial chromosome. The regulator codes for the repressor‚ which binds to the operator
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Understanding and Addressing Selection Criteria You’re thinking of applying for a job at a government department‚ with a private sector organisation or for a graduate recruitment program. The advertisement advises you to address all selection criteria. What does this mean‚ and what do you do? The Careers Counsellors at UWS Careers & Employment have written this article to help you to understand and address selection criteria. Being able to address selection criteria effectively will assist you in
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Both the “savanna hypothesis” and the “aquatic ape hypothesis” attempt to explain the bipedalism of humans—our tendency and ability to walk upright‚ on two feet. According to the savanna hypothesis‚ our ancestors left the forests in Africa for the plains. The males hunted and needed to survey the horizon and walk a great distance. So‚ they began walking on two feet to better accommodate this need. This hypothesis also explains our larger brain size since smarter individuals
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the same four criteria‚ another study identified adolescents who fulfilled diagnostic criteria for caffeine dependence. These studies‚ which represent a series of case reports‚ demonstrate that a clinically meaningful caffeine dependence syndrome does exist. When individuals in the general population are surveyed about their caffeine use‚ a surprisingly large proportion endorse substance dependence criteria. In a random digit-dial telephone survey in which all seven DSM-IV criteria for substance
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