Examples 6.3‚ 6.4‚ and 6.5 (page 338) – Large Sample Hypothesis Test of a Mean Example 6.3 A manufacturer of cereal wants to test the performance of one of its filling machines. The machine is designed to discharge a mean amount of 12 ounces per box‚ and the manufacturer wants to detect any departure from this setting. This quality study calls for randomly sampling 100 boxes from today’s production run and determining whether the mean fill for the run is 12 ounces per box. Set up a test of
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1.1 Introduction Decision Making is very important thing that we do in everyday lives. According to Harris‚ R (2010)‚ decision making is the study of identifying and choosing alternatives based on the values and preferences of the decision maker and making a decision implies that there are alternative choices to be considered. In addition‚ we are not on to identify as many of those alternatives as possible but to choose the one that has the highest probability of effectiveness. Just as there are
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rate of 3%? Answer: P = $40/(0.05 - 0.03) = $40/0.02 = $2‚000 Topic 2: Supply and Demand 1) Suppose that the demand for oranges increase. Explain the long -run effects of the guiding function of price in this scenario. Answer: In the long run‚ the higher price of oranges will signal more firms to enter the orange market‚ as it will seem more profitable than some other markets. As firms enter‚ supply increases‚ causing the price to fall relative to the short-run price and quantity
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those choices. D. interest rates and exchange rates are determined 2. The scarcity principle implies that A. people will never be satisfied with what they have B. as wealth increases‚ making choices becomes less necessary C. the prices of scarce goods must rise due to excess demand D. choices must be made and tradeoffs will occur 3. The ’no-free-lunch’ principle is another name for the A. cost-benefit principle B. the scarcity principle C. the ceteris paribus
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Which is not characteristic of a product with relatively inelastic demand? A) The good is regarded by consumers as a necessity. B) There are a large number of good substitutes for the good. C) Buyers spend a small percentage of their total income on the product. D) Consumers have had only a short time period to adjust to changes in price. Answer: B 2. The demand for Cheerios cereal is more price-elastic than the demand for cereals as a whole. This is best explained by the fact that:
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environment are: (Market-related) strong competition‚ expansion of global markets‚ electronic markets blooming on the Internet‚ innovative marketing methods‚ opportunities for outsourcing with IT support‚ and need for real time on-demand transactions (Consumer demand-related) wanting customization‚ wanting quality‚ diversity of products‚ and speed of delivery‚ and customers becoming powerful and less loyal (Technology-related) more innovations‚ new products and services‚ obsolescence rate is
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The historical event that I chose to address in terms of labor supply and demand was the technology boom of the 1990s. As the technology boom began to grow‚ the demand for computers and other electrical devices began to rise. People wanted to bring more of the electronic devices into their homes and their businesses. Car makers began putting technology into vehicles that would allow your windshield wipers to turn on automatically as soon as water hit the windshield. Companies began creating technology
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Aggregate Demand and Supply Models Team C Ellen Campbell‚ April 6‚ 2013 Stephen Martin University of Phoenix Introduction Leaning team C is a group of International reporters. The team has the task of describing and critiquing the current state of the U.S. economy. The current state of the following economic factors is: unemployment‚ expectations‚ consumer income‚ and interest rates. Team C will identify the existing effect of the economic factors on aggregate demand and supply. Team will
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there is discrimination against them in other areas of the city. Rents paid are a very high percent of peoples’ incomes. (a) Would the demand for apartments in this area be relatively inelastic or relatively elastic? State why. (b) Would the supply of apartments in this area be relatively inelastic or relatively elastic? State why. 1 (c) Draw the demand and supply curves as you have described them‚ showing the initial equilibrium price and quantity. Label carefully. (d) Now assume the government
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marginal benefits. Sellers based their supply production on the consumer demand shift‚ and seller set their prices according to the demand change. That is just some of the basics of economics. There are two types of economic structure: macroeconomics and microeconomics. Colander (2010) defines microeconomics as “the study of how individual choice is influenced by economic forces” and defines macroeconomics as “the study of the economy as a whole” (p. 4). Two examples of macroeconomics are unemployment
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