Quantitative Methods for Economics Tutorial 12 Katherine Eyal TUTORIAL 12 25 October 2010 ECO3021S Part A: Problems 1. State with brief reason whether the following statements are true‚ false or uncertain: (a) In the presence of heteroskedasticity OLS estimators are biased as well as inefficient. (b) If heteroskedasticity is present‚ the conventional t and F tests are invalid. (c) If a regression model is mis-specified (e.g.‚ an important variable is omitted)‚ the OLS residuals will show a distinct
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Tutorial 2 Find a report of an experimental study in applied linguistics and give your comments. Report: “The effect of Peer Reviewing on Writing Apprehension and Essay Writing Ability of Prospective EFL Teachers” by Jamal Hamed Jahin (2012) I. Introduction The framework of the study is quite clear in term of organization. The researcher went through all the necessary steps of an experimental research in turn including literature review‚ statement of purpose of the study‚ method of the study
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DIPLOMA IN BUSINESS STUDIES Family Business Management Tutorial 4 (for week beginning 13 May 2013) Managing The Family Business I Discussion Questions 1. Why is the understanding of family conflict important to family-owned businesses? 2. Emily’s family runs a lucrative F & B business selling beef noodles. She is about to take over the running of the empire when her father retires later this year. However‚ she is worried that family conflicts may erode their very successful
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A Short Tutorial on Using Visio 2010 for Entity-Relationship Diagrams by Nezar Hussain Microsoft Visio 2010 is a flexible software tool that allows users to create some diagrams and charts‚ providing an alternative to using traditional drawing software such as MS Paint. Entity – Relationship diagrams (ERDs) provides a more visual way to represent the design of database tables and the relationships between them. The most popular notation used in textbooks is the Crow’s Foot notation that makes identifying
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Tutorial 1 Answer – Chapter 1 & 2 Question 1 Short sale entails borrowing shares and then selling them‚ receiving cash. Therefore‚ initially‚ we will receive the proceeds from the sale of the asset‚ less the proportional commission charge: 300 ($30.19) 300 ($30.19) 0.005 $9‚057 0.995 $9‚011.72 When we close out the position‚ we will again incur the commission charge‚ which is added to the purchasing cost: 300 ($29.87) 300 ($29.87) 0.005 $8‚961 1.005 $9‚005
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Flash Tutorial 1 1. The toolbar 2. Open flash 3. Choose FILE NEW ActionScript 2.0 (To create a new movie) 4. Locate the tool bar on the right hand side(can be placed anywhere) Experiment with the many different drawing tools there. Have a go at making all different shapes. Use different colors. Try things. Have a go at drawing a yellow goldfish in blue water. (Something like this great picture I have drawn below
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3 CONFIGURATION • NON CONTROLLABLE VALVE • CONTROLLABLE VALVE • NON CONTROLLABLE VALVE GROUP • CONTROLLABLE VALVE GROUP 4 TYPES OF CONVERTER BRIDGES • 6-PULSE CONVERTER BRIDGE • 12- PULSE CONVERTER BRIDGE / TWO 6PULSE BRIDGES CONNECTED IN SERIES 5 Different types HVDC Converter Bridge Arrangements BACK -TO-BACK This is application where two AC systems to be connected are physically in same substation and no transmission line or cable is required.This is used for interconnection between
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SQL Tutorial |[pic] | SQL is a standard computer language for accessing and manipulating databases. | | |In this tutorial you will learn how to use SQL to access and manipulate data in Oracle‚ Sybase‚ SQL | | |Server‚ DB2‚ Access‚ and other database systems. | Introduction to SQL [pic] SQL is a standard computer language
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MAT 2204 Tutorial 4 1. In how many ways can a committee of one president‚ one vice president‚ a secretary and a treasurer be chosen from five men and seven women? 2. A committee of four is chosen from five teachers and three mathematicians. In how many ways can this be done so that the committee contains (i) at least one teacher? (ii) at least one teacher and one mathematician? 3. Five children are to be seated on a bench. Find ( i ) how many ways the children can be
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