PART I. HYPOTHESIS TESTING PROBLEM 1 A certain brand of fluorescent light tube was advertised as having an effective life span before burning out of 4000 hours. 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
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COURSE : ECONOMICS EXAMINATION : APRIL 2011 QUESTION 1 A) What is market equilibrium? With the aid of a diagram‚ explain how it is determined? (4marks) Answer: Market equilibrium is a situation in which the supply curve of an item is exactly equal to its demand curve. Since there is neither surplus nor shortage in the market‚ price tends to remain stable in this situation. Price D S E P S D 0 Q
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Updated March 2011 DNA‚ RNA structure and function Why are multiple copies of tRNA and rRNA genes needed? a. These RNAs are destroyed very rapidly. b. These RNAs are very stable. c. These RNAs are needed in large amounts. d. These RNAs do not benefit from the extra amplification step that occurs for protein-encoding genes. e. c and d If you treat mitotic chromosomes with solutions that extract histones‚ what happens? a. The chromosomes become more condensed
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acceptance * ‘Capacity or the ability to understand the consequences of a contract by persons of such age prescribed by law & those with sound mind. * ‘Mutual consent’ or agreement on the terms of a contract ‘consideration’‚ or reward for goods or services rendered. The element that distinguishes a contract from casual agreements is that it is legally binding: The law provides a remedy in the event that the promise is broken. Legally‚ certain types of contracts should be in writing‚
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$500? Explain. Price will rise by less than $500. The only way price could rise by exactly $500 is if demand (or supply) is perfectly inelastic. 2. The FICA tax funds Social Security programs. Congress established a 15.3% FICA tax rate; by law‚ the tax burden is split 50-50 between employer and employee. So‚ 7.65% of the employee’s earnings on each paycheck is deducted for FICA taxes‚ and 7.65% of the employee’s earnings is paid in FICA taxes by the employer. Is the economic incidence
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used mainly for transporting goods on public roads. S 3(2) a person is not a consumer if the goods (regardless of price paid) are acquired: -for the purpose of re-supply or -for using them up or transforming them‚ in trade or commerce (business) in production or manufacture or -repairing or treating other goods for fixtures on land. Crago v Multiquip Pty Ltd (1998) Ostrich egg incubator is not ordinarily acquired for personal‚ household or domestic use. Atkinson v Hastings Deering
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CLICK TO DOWNLOAD ECO 550 FINAL EXAM 1. The Prisoner’s Dilemma involves two spies who are held in separate soundproof rooms. But even if the two spies could communicate‚ what makes it difficult for them to achieve the cooperative solution (both not confessing)? 2. A key to analyzing subgame perfect equilibrium strategy in sequential games is 3. In making promises that are not guaranteed by third parties and in imposing penalties that are not enforced by third parties‚ all of the following
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Question 1: (1) Ten multiple choice questions. When a firm’s investment decisions have different consequences for the value of equity and the value of debt‚ managers may take actions A) that benefit shareholders at the expense of debt holders. B) to decrease costs of distress. C) to reduce fixed costs. D) to increase debt values. (2) Which of the following is NOT an advantage of private debt over public debt? A) B) C) D) It does not dilute the ownership of the firm. It has to have interest
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The action failed because there was no indication that the arrangement was intended to be a contract. .1 Difference between the Tortuous Liability and Contractual Liability. 3.1.1 Contract Law Contract law is that body of rules that govern contractual agreements between persons or merchants. Contract laws outline what a person can or cannot include in a contract‚ and what the remedies are if a party breaches their contractual duties. For example: Silva contracts with James to purchase a van for
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MGT 538 Final Exam 1)Experts suggest that firms that want to globalize through e-commerce must first localize‚ which means that firms need to 2)Which of the following behaviors is inconsistent with Casses profile of successful American negotiators 3)Dell most likely offshores product support service jobs to India because of the 4)In the context of doing business in Asia‚ what is meant by the phrase the contract is in the relationship‚ not on the paper 5)The ________ model of leadership style
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