A random sample of 84 bulbs was burned out with a mean illumination life span of 1870 hours and with a sample standard deviation of 90 hours. Construct a 95 confidence interval based on this sample and be sure to interpret this interval. Answer Since population standard deviation is unknown‚ t distribution can be used construct the confidence interval. The 95% confidence interval is given by X t / 2‚n 1 S S ‚ X t /2‚n 1 n n Details Confidence Interval
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EXAMINERS: Mr N Njoya Mr J Lutchmiah EXTERNAL EXAMINER: Dr O Mutanga ______________________________________________________________________ ANSWER EACH SECTION IN A SEPARATE ANSWER BOOK _______________________________________________________________________ SECTION A : Atmospheric and Hydrospheric Processes (50 MARKS) ANSWER EITHER QUESTION 1 OR 2 (25 marks) 1 Explain‚ with the aid of a diagram‚ the role of the Hydrological Cycle in the conversion of a meager supply of water
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Econ 400 B. Brown Spring 2008 Midterm Exam II: Answers Answer three of the following questions. You must answer question 5. The questions are weighted equally. You have 75 minutes. You may use a calculator and one side of an 8.5 × 11 as a cheat sheet. Relevant tables are attached. Please return the exams to my office by classtime on Tuesday. Brevity is recommended. 1. Professor I. M. Economist asked his research assistant to estimate the parameters of the regression model Yi = α + βXi
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goods sent to customers would best be charged to various product-lines on the basis of: Student Answer: direct labor hours. machine hours. number of units produced. number of orders shipped. Points Received: 0 of 5 Comments: Question 2. Question : The salaries of a manufacturing plant’s management are an example of a: Student Answer: facility-level activity.
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is still the same type of data‚ which can then be used to test program logic.) 1. Which of the following is a characteristic of auditing? a. Auditing is a systematic‚ step-by-step process. (Incorrect. While this is true‚ it is not the only correct answer.) b. Auditing involves the collection and review of evidence. (Incorrect. While this is true‚ it is not the only correct
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1. The first step in using time more efficiently is A. getting to bed earlier. B. limiting recreational activities. C. studying how successful people use time. D. developing a plan. 2. Stan works on an assembly line. What effective and appropriate approach would he be wise to use when coping with minor frustrations like hang-ups on a conveyor belt or loudmouthed coworkers? A. Physical exercise B. Positive self-talk C. Blowing off steam by kicking a trashcan D. Singing an upbeat song 3
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EXAMINATION. THIS PAPER MUST NOT BE REMOVED FROM THE EXAM CENTRE. SURNAME:____________________________________ FIRST NAME:____________________________________ STUDENT NO:____________________________________ COURSE:____________________________________ 25556 The Financial System Special exam‚ spring semester‚ 2011 Time Allowed: 3 hours plus 10 minutes reading time. Exam day and date: 1. Exam Paper: • Please ensure that your name and student
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University of Phoenix ACC/400 Accounting for Decision Making Final Exam PLEASE PUT YOUR ANSWERS ON THE EXCEL SPREADSHEET 151 Points PART I — MULTIPLE CHOICE -2 pts each (40 points) Instructions Designate the best answer for each of the following questions. 1. A measure of a company’s solvency is the a. acid-test ratio. b. current ratio. c. times interest earned ratio. d. asset turnover ratio. 2. Allowance for Doubtful Accounts
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ACME FIREWORKS Acme Fireworks Acme Fireworks businesses choices allow the business to grow or will it dictate the demise of the future of Acme Fireworks Company? Is there a choice to be unsuccessful or just what the rest of the business world already knows. This will be a collaboration of how and why different laws and decisions affect a business. The company is going to explore protecting itself‚ or going to make a poor legal decision that could either cost the company its business
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view. Answer | | Reading | | | Normal | | | Sorter | | | Outline | The ________ tab allows you to include a media object in your presentation. Answer | | copy | | | save | | | insert | | | paste | A hierarchy of organized text with main points and subpoints is called a(n) ________. Answer | | sample | | | outline | | | slide | | | sorter | A(n) ________ is movement that occurs between slides and how one slide replaces another. Answer |
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