of the Hypotheses H0: 2 25 (claim) Ha: 2 > 25 (one-tailed right) II. Level of Significance and Critical Value = 0.05 d.f. = 20 -1 = 19 c.v.: 30.144 III. Decision Rule: Reject Ho if 2 value is > 30.144‚ otherwise‚ do not reject Ho. IV. Test Statistics (n 1) s 2 (20 1)(36) 2 27.36 2 V. Decision 25 Do not reject Ho‚ since 27.36 < 30.144. There is enough evidence to support the claim that the sugar content of the yogurt is less than or equal to 25 mg/oz. BUSSTAT prepared by CSANDIEGO
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questionnaire in the subdivision. The telephone survey may provide incorrect data. The information may not be from the best person in the household to answer the survey. The information will be given without time to think about the response. The time to set up the telephone survey may not benefit the survey taker and they may not answer the phone or may give thought-out responses because they are distracted. The personal interview may not be beneficial for the responder for
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Welcome to Math-Drills.com where we have tens of thousands of free math worksheets that are downloaded tens of millions of times per year. At Math-Drills.com‚ we provide high-quality printable math worksheets with answer keys and other general use printables. Please see our Tour of Math-Drills.com if you are unfamiliar with the site. Among our millions of users are teachers‚ parents‚ home schoolers‚ tutors and many other educators. Teachers use math worksheets to assess students’ mastery of
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There are three basic operational rules which help to simplify the use of the sigma notation. 1. For any integer N Operational Rules for Summation N i i N i i N i i i y x y x 1 1 1 2. If c is a constant‚ that is‚ does not depend on the index of summation i‚ then Continue... Nc c and x c cx N i N i i N i i 1 1 1 The graphical representation of data gives us the idea on the shape of the distribution
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e-Business Plan: Competitor Analysis Every business has competition and prospective business owners ignore competitors at their peril. Unless a business has an absolute monopoly on a life-essential product‚ there will be competitors offering alternative and substitute products and services. That level of competition is revealed in the competitor analysis section of your e-business plan. A competitor analysis is an important requirement in any business plan because it (a) reveals the firm’s competitive
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Statistics Cheat Sheet Proportion = Frequency x 100 = Percentage Total No | Z score (standardised value)-how many sds from the mean the value liesZ score = data value – mean Standard deviation | Metric Data = ExploreCategory = Frequencies | Bigger sample size will give a narrower confidence interval range (more specific) outliers affect the mean but not the median – this is why the median is preferred here.mean | | Reports -Only give confidence
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Binion LA11‚ Period 7 October 2‚ 2017 If John D Rockefeller were alive today‚ he would have seen automobiles whiz past on crisscrossing highways‚ linking the modern world together. He would have witnessed planes cruise lazily up ahead‚ a small bright speck in the startling blue sky. He would have caught the tart whiff of exhaust as trucks labored to faithfully deliver products right to people’s doorsteps. If Rockefeller were alive today‚ he would have seen the energetic life of present-day transportation
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How do poets help to keep language alive? Poets are known for their witty use of language‚ often stringing together long seeming unconnected thoughts‚ and manipulating words to rhyme. Poets have the ability to make the reader feel any type of emotion they would like. Some poets write light hearted poems‚ or others stick with the dark somber type. There are countless varieties when it comes to poetry. Basically‚ anything can be considered poetry if the writer would like it to be. However‚ poetry
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Note: When you answer questions involving the test of hypotheses‚ use the four-step hypothesis process (see textbook pages 298-299). Also‚ see your textbook for the full question when necessary; the chapter 9 problems start on p. 303 Chapter 9‚ problems 4‚ 12‚ 14‚ 22 4. Explain why t distributions tend to be flatter and more spread out than the normal distribution. 12. Last fall‚ a sample of n = 36 freshmen was selected to participate in a new 4-hour training program designed to improve
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There is use of hand-held camera movement throughout this short film by Neil Blomkamp. This is done in order to establish an atmosphere of disorder and chaos in Johannesburg that is teeming with aliens. The chaotic and on-scene feeling is amplified by the general use of short takes that are constantly shifting between interviews‚ shots of aliens‚ fights‚ random things‚ landscapes and so on. The long-shot framing when flying in the helicopter and looking out on the spaceships and the city‚ for instance
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