statistic obtained through sampling. A point estimate is a single value used as an estimate of a population parameter. Inferential Statistics Drawing conclusions and/or making decisions concerning a population based on sample results. • Estimation Estimate the population mean using the information derived from sample • Hypothesis Testing Use sample evidence to test hypotheses about the population mean Point and Interval Estimates • A point estimate is a single number‚ • A confidence
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Chem 234 02/17/13 Lab 2: Melting Points Purpose: To determine the purity of a substance using melting point as physical property. We must also learn how to identify an unknown compound using its melting point. We got to identify an unknown compound using mixture melting point and finally we must learn to obtain an accurate melting point using Mel-Temp apparatus. Procedure: Set voltage to obtain the desired heating rate at the anticipated melting point range. The voltage control controls
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Final Presentations: To complete this course‚ you will give one more 15-minute‚ video-recorded presentation to the class as if you were the TA. Please leave the last few minutes for questions. The topic for this third presentation is up to you‚ but it must be a topic for a general audience (see Unit 7). This presentation is the final for this course. It is graded by a committee‚ and a letter is sent to your graduate coordinator with comments from the committee evaluations and a recommendation
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Points of Consciousness Stephanie Hight PSY 202 Charlette Martin Consciousness is a person’s awareness of everything that is going on around him or her at any given moment. There are four different states of consciousness‚ and they include; sleep‚ dreams‚ hypnosis‚ and drugs. Sleep is an altered state of consciousness that one’s body needs in order to function properly. Our bodies have biological rhythms which require a certain amount of time a person sleeps during a 24 hour period. Some
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Delivering a How-To Presentation Knowing how to give a how-to‚ or process‚ presentation is one of the most useful things you can learn about speaking. Giving clear directions is important not only in the classroom but also in the world of work. Many people’s jobs involve giving this type of presentation‚ for example‚ to train new employees or to demonstrate a product to potential buyers. When you create a set of directions for others to follow‚ think through the process carefully. Make certain the
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Checklist of Case Report Note: This checklist is intended to help you get the structure right on the case report; meeting this checklist does not guarantee a quality work. Consulting Letter to CEO (not to exceed one page) • Use the tone of a formal letter‚ no need to include typical ending words such as “Sincerely XXX”. The letter should be written in such a way that‚ even detached from the rest of the report‚ the key messages can still get across to the CEO‚ including the strategy to
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disclosure of secret treaties between the Allies‚ which discredited their claims that Germany was the sole power with aggressive ambitions.[10] On 8 January 1918‚ United States President Woodrow Wilson issued a statement which became known as the Fourteen Points. This speech outlined a policy of free trade‚ open agreements‚ democracy and self-determination. It also called for a diplomatic end to the war‚ international disarmament‚ the withdrawal of the Central Powers from occupied territories‚ the creation
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is Jackie Lee. I’m the Project Officer at a large corporation. The goal of my presentation is introduction our product‚ I’d like to talk about silicon watch. First‚ I’ll start by giving you some background information and then talk about the silicon watch how to attract new customer. Next‚ I’ll demonstrate the benefit and advantage of the silicon watch. Finally‚ we will talk a look at the target customer. This presentation will provide Q&A section of the end. Before I started‚ allow me please
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Throughout history there have been many turning points that have changed the course of history. Two such turning points are the Neolithic revolution and the Renaissance. The Neolithic revolution marked the beginning of organized civilizations. It allowed people to settle down and give up their nomadic lifestyles. The renaissance made people think for themselves and valued reason. The Neolithic revolution and the Renaissance both changed the course of history. The Neolithic revolution began with
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Exit Point by Laura Langston is about a boy named Logan who doesn’t rest in peace after his death. In this novel characterisation has a significant impact on the plot. People depicted Logan as an irresponsible person. When parents tell you something they tell you cause its going to help you. Logan’s father always told him never to drink and drive‚ but he did that any ways. When the father was not around Logan was the only male around‚ so his mother asked him to do a few things around that
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