Chapter 7: 1. What does aggregation mean in OO? Give an example. Aggregation is a “part-of” association. For example‚ student is a part of a class. 2. When we employ the technique of generalization in design‚ what are we doing‚ and which part of OO design is closely related to this concept? Generalization is an abstraction where we keep only the essentials and suppress the details. In OO‚ in moving from specific objects to a general class definition is an example of generalization. 3. List two
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CHAPTER 2 - REVIEW I. Choose ONE correct answer 1. Government imposes tax on producer. This will lead to: a. a right shift in supply curve b. a left shift in supply curve c. a movement in supply curve d. a movement in demand curve 2. Assume that A’s supply is constant‚ A and B are substitute goods. The decrease in B’s price will lead to: a. a rightward shift in A’s demand curve b. a rightward shift in B’s demand curve c. a leftward shift in B’s demand curve d. None 3. The Engel
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Problems From Chapter 2 2.12 a) and b) Forecast (86 + 75)/2 (75 + 72)/2 etc = = 80.5 73.5 77.5 107.5 98.5 87.5 100.0 78.5 79.5 95.0 = = Period 3 4 5 6 7 8 9 10 11 12 21.6 717.5 Actual 72 83 132 65 110 90 67 92 98 73 et +8.5 -9.5 -54.5 42.5 -11.5 -2.5 +33.0 -13.5 -18.5 +22.0 c) MAD MSE = = (216)/10 (7175)/10 MAPE = 100 1 n ∑D i ei = 25.61 2.13 Fcst 1 Fcst 2 223 289 430 134 190 550 210 320 390 112 150 490 Demand 256 340 375 110 225 525 Err 1 33 51 -55 -24 35 -25 Err 2 46 20
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Drawing on examples from Chapters 3‚ 6 and 7 of your module textbook‚ examine and assess the role of environment in human behaviour and performance The term environment refers to the cultural and social aspects that shape our lives both as a population and as a person. Research has examined the influence of different factors on human behaviour and performance‚ external factors depend on a persons upbringing‚ culture and the influence they receive from their peers. The environment in which we live
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best computed as the: Choose one answer. | D. change in total utility from an additional unit consumed. | | Question 2 If the price of chocolate-covered peanuts decreases from $1.05 to $0.95 and the quantity demanded increases from 180 bags to 220 bags‚ this indicates that‚ if other things are unchanged‚ the absolute value of the price elasticity of demand using the midpoint method is: Choose one answer. | A. 2. | | Question 3 If an increase in the price of a good leads to an increase
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Chapter 7 pgs.182-194 The Rise of Cultural Nationalism Patterns of Education • Republican vision included enlightened citizenry‚ wanted nationwide system of free public schools to create educated electorate required by republic • By 1815 no state had a comprehensive public school system‚ schooling primary by private institutions open only to those who could pay o Most were aristocratic in outlook‚ trained students to become elite. Few schools for poor • Idea of “republican mother” to train
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Developing criteria for Textbook evaluation David Williams This article shows how criteria can be developed for evaluating English language textbooks. It presents a scheme for evaluation which can be used to draw up a checklist of items relevant to second (or foreign) language teaching. Instructions for using the checklist are given as a way of suggesting how teachers can evolve their own criteria for different situations. In situations where there is a shortage of trained teachers‚ language
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CHEM 101 – General Chemistry I Chapter 2 Reading Assignment Pages 31 - 60 2.1 – What is Matter Made Of? Who 1st discovered atoms – Democritus where the first person to discover atoms. His followers would often think that there were multiple kinds of atoms and not just plain atoms. 2.2 – How Do We Classify Matter? Elements – A substance that consists of identical atoms. Today there are 116 known elements. Example – C= Carbon; H= Hydrogen Compounds – A pure substance made up of two or more elements
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7-1‚ 7-2 Cell Structures and Function cell theory- all living things are composed of cells‚ cells are the basic units of structure and function in living things‚ new cells are produced from existing cells. prokaryote- smaller and simpler than eukaryotes‚ do not contain nuclei‚ are part of the Bacteria domain‚ are unicellular‚ are autotrophs or heterotrophs eukaryote- cells with nuclei and contain specialized structures called organells. All plants‚ animals and fungi are eukaryotes. Part of the
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1. What was the state religion of the Sasanids? Zoroastrianism 2. Where was the Sasanid Empire located? Iran 3. What kinds of products did China export along the Silk Road? Silk‚ pottery‚ paper‚ spices 4. What military technologies did the Silk Road spread Chariot warfare‚ mounted bowman‚ and the stirrup. 5. What kind of people were the mariners that were involved in the India Ocean Trade? a multilingual and multiethnic group 6. The Indian Ocean Maritime System forged economic and
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