Medrano Name: ______________ Date: May 2‚ 2013 Total marks: 50 marks Marks obtained: _____ Score: ______ Quiz 4.2 (Descriptive Statistics II) General Instructions: Answer each of the following questions on the space provided. You must show ALL your work and IN PEN to earn full credit. 1. The following table gives the examination grades for 120 students. Grade Cumulative frequency 1 9 9 2 25 34 3 35 p 4 q 109 5 (a) Number of students
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time data for each method. What similarities or differences do you observe from the sample data? Descriptive analysis in excel has been used to come up with relevant figures of the given data samples which is tabulated below: Descriptive Statistics | Current | Proposed | Mean | 75.06557 | 75.42623 | Standard Error | 0.505094 | 0.32091 | Median | 76 | 76 | Mode | 76 | 76 | Standard Deviation | 3.944907 | 2.506385 | Sample Variance | 15.5623 | 6.281967 | Kurtosis | -0.06933 | 0.58694
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What It Means To Be a Patriot (1)Honor.There is a little bit of it in each of us‚ some more than others‚ but because they earned it. But what exactly is honor? When people think of honor there are a multiple things that come to mind that would define it. (2)People are often mistaken for what honor really is and who is deserving of it. Most people would think giving it to the patriots of their country would be suitable‚ which sounds understandable. But what is a patriot? (3)(T) In order for someone
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not can lead to a life full of difficulties and struggle. In Down These Mean Streets‚ Piri goes through a point in time where he moves from one place to another‚ and when that happened he had to find himself. He was a new kid in a new surroundings. He was different than other people so he got treated like it. Piri didn’t want to be the kid that didn’t fit in‚ so he put himself into numerous positions to fight back and gain a name for himself in the Streets of Harlem. Because of the idea of fitting in
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Comparisons Involving Means Learning Objectives 1. Be able to develop interval estimates and conduct hypothesis tests about the difference between two population means when EMBED Equation.DSMT4 and EMBED Equation.DSMT4 are known. 2. Know the properties of the sampling distribution of EMBED Equation . 3. Be able to use the t distribution to conduct statistical inferences about the difference between two population means when EMBED Equation.DSMT4 and EMBED Equation.DSMT4 are unknown. 4. Learn
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Islam are mixed‚ however. As with other previously marginalized religious groups in U.S. history‚ Americans are grappling with the questions Islam poses to America’s founding principles and way of life. FROM A STUDENT ESSAY To be an American to me means that we are free and are so fortunate to even have many of things that we actually have. We are fortunate to have a government where they look out for every one of us‚ and try to do what is in the best interest of our country. Being an American is
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difference between a population and a sample. In which of these is it important to distinguish between the two in order to use the correct formula? mean; median; mode; range; quartiles; variance; standard deviation. 2. The following numbers represent the weights in pounds of six 7year old children in Mrs. Jones’ 2nd grade class. {25‚ 60‚ 51‚ 47‚ 49‚ 45} Find the mean; median; mode; range; quartiles; variance; standard deviation. 3. If the variance is 846‚ what is the standard deviation? 4. If we have the
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What does it mean to be an American for you? We use “American” word so freely but do we know what it exactly means to be an American? Only living in America does not mean that you are an American. Millions of people migrate into the United States of American in order to achieve their dream and earn the name of an American. For hundreds of years the United States has been attracting immigrants from a variety of different countries‚ races‚ and religions to come live in a land full of freedom and opportunity
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Appearance means everything Here’s something to think about. Have you ever been competing for something such as a job and wondered what made you lose to your competitor? Your first instinct would probably be that they have more intelligence or are more experienced and knowledgeable but what it that wasn’t the reason? Maybe‚ it had nothing to do with any of that. Maybe it had to do with your sex orientation or color of your skin‚ or even the quality of your clothes. In our society‚ appearance has
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What does it really mean to be a hero? To wear a red cape and fly around the city saving people from the unrealistic evil villain or just doing daily tasks that could help out or make someone’s whole day. As Arthur showed us he was more than a typical hero but did other things that any other average person could do as well. The example he shows us that you should be willing to help out anyone at any time till you can be fully satisfied that you have done all that you can do to help someone or something
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