tr .X m eP UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS GCE Advanced Subsidiary Level and GCE Advanced Level e ap .c rs om MARK SCHEME for the October/November 2009 question paper for the guidance of teachers 9708 ECONOMICS 9708/22 Paper 22 (Data Response and Essay – Core)‚ maximum raw mark 40 This mark scheme is published as an aid to teachers and candidates‚ to indicate the requirements of the examination. It shows the basis on which Examiners were instructed to award marks
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limited productive resources and unlimited wants result in scarcity‚ opportunity costs‚ and tradeoffs for individuals‚ businesses‚ and governments. a. Define scarcity as a basic condition that exists when unlimited wants exceed limited productive resources. b. Define and give examples of productive resources (factors of production) (e.g.‚ land (natural)‚ labor (human)‚ capital (capital goods)‚ entrepreneurship). c. List a variety of strategies for allocating scarce resources. d. Define opportunity
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Data Acquisition and Interfacing Lecture 09 Introduction A data acquisition system consists of many components that are integrated to: • Sense physical variables (use of transducers) • Condition the electrical signal to make it readable by an A/D board • Convert the signal into a digital format acceptable by a computer • Process‚ analyze‚ store‚ and display the acquired data with the help of software Data Acquisition System Block Diagram Flow of information in DAQ 1. 2.
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rationale for allowing two integrated resorts to be built in Singapore. Why was there this change in policy? Question 2: Explain the economic impacts of the integrated resorts. Expected Economic Benefits from Integrated Resorts When the idea of building Integrated Resorts in Singapore was first introduced to the citizens‚ the government measured the expected economic benefits and social problems the Integrated Resorts would bring about. After much consideration‚ the government proceeded to build
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infinite number of higher frequencies of decreasing magnitudes is needed to represent the single pulse. What implication does that have for a real digital transmission system? Suppose that a digitised TV picture is to be transmitted from a source that uses a matrix of 480 x 500 picture elements (pixels)‚ where each pixel can take on one of 32 intensity values. Assume that 30 pictures are sent per second. (This digital source is is roughly equivalent to broadcast TV standards that have been adopted.)
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Economics is the study of social behavior guiding in the allocation of scarce resources to meet the unlimited needs and desires of the individual members of a given society. Economics seeks to understand how those individuals interact within the social structure to address key questions about the production and exchange of goods and services. First‚ how are individual needs and desires communicated such that the correct mix of goods and services become available? Second‚ how does a society provide
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Economic Forecasting ECO/372 August 20‚ 2013 Robert Stack ECONOMIC FORECASTING The study of macroeconomics demonstrates how individuals purchase‚ sell‚ and use raw materials to drive the economy around the globe. A useful source of data could be attained from the International Monetary Fund (IMF) where a person could gather current or historic data. After the collection of the data a researcher could utilize the International Monetary Funds website to see a forecast of any certain
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Data Models Consider a simple student registration. Specifically we want to support the tasks of students registering for or withdrawing from a class. To do this‚ the system will need to record data about what entities? What specific data about the entities will need to be stored? What is the cardinality between students and courses? Diagram the data model. While‚ considering a student class registration system for registering or withdrawing a system must have the capability to record data in
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Analysis of Data The researcher distributed 150 questionnaires to people and students from different schools. After collecting the papers‚ each was tallied one by one. The questionnaire has a total of Seven(7) questions each with a different set and amount of answers. One hundred(100) questionnaires were distributed in person while the Fifty(50) were answered online. The results of the survey will be explained by percentage and shown through pie chart as well along with a slight conclusion for
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Data mining Data mining is simply filtering through large amounts of raw data for useful information that gives businesses a competitive edge. This information is made up of meaningful patterns and trends that are already in the data but were previously unseen. The most popular tool used when mining is artificial intelligence (AI). AI technologies try to work the way the human brain works‚ by making intelligent guesses‚ learning by example‚ and using deductive reasoning. Some of the more popular
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