www.sciencerecord.com Science Series Data Report Vol. 4‚ No. 1; Jan 2012 AN EMPIRICAL STUDY OF RELATIVE EFFICIENCY USING FRONTIER ANALYSIS APPROACH – A CASE OF ISLAMIC BANKS Khizer Ali (Corresponding author) Hailey College of Commerce‚ University of the Punjab‚ Lahore‚ Pakistan Tel: +923458800015 Email: vjkhizer@yahoo.com Muhammad Farhan Akhtar Hailey College of Commerce‚ University of the Punjab‚ Lahore‚ Pakistan Tel: +923464666786Email: vjfarhan@yahoo.com Shama Sadaqat Hailey
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Cox Regression Models Questions with Answers Worked Example An investigation is carried out into popularity of new cars being bought in the showroom of a Mercedes dealer. Data recorded for each car included colour‚ engine size and car type. A Cox proportional hazards model was fitted to the data and the results are given below: Write down the Cox hazard function according to this model. With regards to the model you have written down above state the following: • To which class of car does the
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Dawson Stores‚ Inc. (Dawson) needs additional working capital next year. The company would like to obtain a $1‚000‚000 line of credit‚ on an unsecured basis from Springfield National Bank (Springfield). The approval of an unsecured loan would be based on the borrower’s credit-worthiness. In order to evaluate this‚ the company provided its financial statements to Springfield for the year 1990 to 1993. Dawson Stores Inc. is a company which has been experiencing consistent growth in terms of its financial
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DETERMINE IF BLOOD FLOW CAN PREDICT ARTIRIAL OXYGEN. 1. Always start with scatter plot to see if the data is linear (i.e. if the relationship between y and x is linear). Next perform residual analysis and test for violation of assumptions. (Let y = arterial oxygen and x = blood flow). twoway (scatter y x) (lfit y x) regress y x rvpplot x 2. Since regression diagnostics failed‚ we transform our data. Ratio transformation was used to generate the dependent variable and reciprocal transformation
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Business Management Masters of Business Administration Regression Project Estimating Stock Prices of Independent E&P Companies Assignment for Course: HR 533‚ Applied Managerial Statistics Submitted to: Professor Mohamed Nayebpour Submitted by: Leah A. O’Daniels Location of Course: Blended – Houston Campus & On-line Date of Submission: December 16‚ 2011 Regression Analysis: StockPrice versus Sales(B) The regression equation is StockPrice = 15.64 + 4.441 Sales(B) S = 11
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EPI/STA 553 Principles of Statistical Inference II Fall 2006 Regression: Testing Assumptions December 4‚ 2006 Linearity The linearity of the regression mean can be examined visually by plots of the residuals against any of the independent variables‚ or against the predicted values. Chart 1 shows a residual plot that reveals no Chart 2 C hart 1 0.4 0.4 0.3 0.3 0.2 0.1 0.1 Residual Residual 0.2 0.0 -0.1 0.0 -0.1 -0.2 -0.2 -0.3 -0.3 -0.4 -0.5
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Topic 8: Multiple Regression Answer a. Scatterplot 120 Game Attendance 100 80 60 40 20 0 0 5‚000 10‚000 15‚000 20‚000 25‚000 Team Win/Loss % There appears to be a positive linear relationship between team win/loss percentage and game attendance. There appears to be a positive linear relationship between opponent win/loss percentage and game attendance. There appears to be a positive linear relationship between games played and game attendance. There does not appear to be any relationship
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1. Qeach brand t=β0+β1*PMinute Maid t+β2*PTropicana t+β3*PPrivate label t+ueach brand t Q: quantity P: price By running the above regression model for each brand‚ we got the following elasticity matrix and the figures for “V” and “C.” Note that we used the average price and quantity for P and Q to calculate each brand’s elasticity. Price Elasticity | Tropicana | Minute Maid | Private Label | Tropicana | -3.4620441 | 0.40596537 | 0.392997566 | Minute Maid | 1.8023329 | -4.26820251 | 0.765331803
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In the early 20th century many parks and forests were finally getting recognition and being preserved for the future. National parks and forests have been included in society for so long that without them‚ nothing would really be the same. Most places like this would be a surprising fact to have known about in the 19th- 20th century because most people would talk about urbanization in the big cities. The gilded age took place in the early years of the 20th century which was the period where the U
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FACULTY OF MANAGEMENT SCIENCES EKITI STATE UNIVERSITY OF ADO-EKITI‚ NIGERIA E-mail: bishopobey@yahoo.com ABSTRACT This paper investigates the effects of banking sector reforms on economic growth of Nigeria over the period 1986-2010. The study adopts multiple regression analysis of ordinary least square (OLS) and descriptive analysis in establishing the relationship between gross domestic products that proxy economic growth and interest rate
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