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Exercises Quantitative Methods Ss 2014
University of Applied Sciences Cologne Faculty of Economics, Business Administration and Law Prof. Dr. Arrenberg Room 221, Tel. 39 14 Office hours Tue 12:30 - 1:30 p.m. jutta.arrenberg@fh-koeln.de Exercises Quantitative Methods Ss 2014 Problem: How to select cases a) of a numeric variable? 1. Data → Select Cases 2. Select ”If condition is satisfied” Click ”If . . . ” Gender = 1 Continue 3. ok b) of a string variable? With quotation marks 1. Data → Select Cases 2. Select ”If condition is satisfied” Click ”If . . . ” Museum = ”ML” Continue 3. ok 1 University of Applied Sciences Cologne Faculty of Economics, Business Administration and Law Prof. Dr. Arrenberg Room 221, Tel. 39 14 jutta.arrenberg@fh-koeln.de Exercises Quantitative Methods Worksheet: Recall Example (c.f. Anderson et al. page 742) Three college admission test preparation programmes are being evaluated. The scores obtained by a sample of 20 people who used the test preparation programmes provided the following data: Programme A B C 540 450 600 400 540 630 490 400 580 530 410 490 490 480 590 610 370 620 550 570 Use a test to determine whether there is a significant difference among the three preparation programmes. Example (c.f. Anderson et al. page 742) Condé Nast Traveler Magazine conducts an annual survey of its readers in order to rate the top 80 cruise ships in the world. With 100 the highest possible rating, the overall ratings for a sample of ships from Holland America, Princess and Royal Caribbean cruise lines are shown here: Holland America Princess Royal Caribbean Ship Rating Ship Rating Ship Rating Amsterdam 84.5 Coral 85.1 Adventure 84.8 Maasdam 81.4 Dawn 79.0 Jewel 81.8 Ooterdam 84.0 Island 83.9 Mariner 84.0 Volendam 78.5 Princess 81.1 Navigator 85.9 Westerdam 80.9 Star 83.7 Serenade 87.4 Use a test to determine whether the overall ratings among the three cruise lines differ significantly. 1 University of Applied Sciences Cologne Faculty of Economics, Business Administration and Law Prof. Dr. Arrenberg Room 221, Tel. 39 14 Office hours Tue 12:30 - 1:30 p.m. jutta.arrenberg@fh-koeln.de Exercises Quantitative Methods Ss 2014 Mock Exam Exercise Please open the file 1991 U.S. General Society Survey.sav. Run a K-means cluster analysis with the variables Letztes abgeschlossenes Schuljahr Letztes abgeschlossenes Schuljahr des Vaters Letztes abgeschlossenes Schuljahr der Mutter Letztes abgeschlossenes Schuljahr des Partners where three clusters are generated. a) Please show the average value of the four considered variables among the three clusters: Average Value Cluster 1 2 3 Letztes abgeschlossenes Schuljahr Letztes abgeschlossenes Schuljahr des Vaters Letztes abgeschlossenes Schuljahr der Mutter Letztes abgeschlossenes Schuljahr des Partners b) Please comment the three clusters. c) Please understand the variable ”‘Allgemeine Zufriedenheit”’ as a scale leveled variable. Are there significant differences of the degree of satisfaction across the three clusters? Please run a test to show this. 1
