prediction rate. Data mining objectives: I would like to explore the pre conceived ideas I have about the sinking of the titanic‚ and prove if they are correct. Was there a majority of 3rd class passengers who died? What was the ratio of passengers who died‚ male or female? Did the location of cabins make a difference as to who survived? Did chivalry ring through and did ‘women and children first’ actually happen? Data Understanding: Describe the data: Figure Class
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Introduction to Data Mining Summer‚ 2012 Homework 3 Due Monday June.11‚ 11:59pm May 22‚ 2012 In homework 3‚ you are asked to compare four methods on three different data sets. The four methods are: • Indicator Response Matrix Linear Regression to the Indicator Response Matrix. You need to implement the ridge regression and tune the regularization parameter. The material of this algorithm can be found in Page 103 to Page 106 in the book ”The Elements of Statistical Learning” (http://www-stat
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A database management system (DBMS) is a collection of programs that manages the database structure and controls access to the data stored in the database. In a sense‚ a database resembles a very well-organized electronic filing cabinet in which powerful software‚ known as a database management system‚ helps manage the cabinet’s contents. Advantages of the DBMS: The DBMS serves as the intermediary between the user and the database. The database structure itself is stored as a collection of files
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Mid Term Exam 15.062 Data Mining Problem 1 (25 points) For the following questions please give a True or False answer with one or two sentences in justification. 1.1 A linear regression model will be developed using a training data set. Adding variables to the model will always reduce the sum of squared residuals measured on the validation set. 1.2 Although forward selection and backward elimination are fast methods for subset selection in linear regression‚ only step-wise selection is guaranteed
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Case 5 Tesla Motors and U.S. Auto Industry As a pioneer of green technology car manufactory‚ Tesla Motors has placed himself in the U.S. automotive industry. Tesla Roadster is considered to be a cash cow in 2009‚ and it is the only electric cars have been mass product. However‚ after the competitors had entered the market‚ alternatives joined the battle of green technology car‚ such as hybrids‚ fuel cell ‚etc. Furthermore external environment has changed. Elon Musk‚ the co-founder and head of
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------------------------------------------------- Understand normalization concepts and data structures * ------------------------------------------------- Complete physical database design * ------------------------------------------------- Perform database query processing using SQL * ------------------------------------------------- Understand multi-user and administration issues including security‚ backup and recovery‚ concurrency‚ data warehouses‚ client/server and distributed databases‚ and internet
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4. Market segmentation strategies 4.1 Market segments of passenger motor vehicles Passenger Motor Vehicles can be segmented in various ways according to five major segmentation variables including geographical‚ demographical‚ psychological‚ benefit and behaviourial. The traditional way of segment the car industry is shown below: Mini (e.g. Nissan Micra‚ Seat Marbella) Small (e.g. Fiat Uno‚ Opel Corsa‚ VW Polo‚ Rover Metro) Medium (e.g. Fiat Tipo‚ VW Golf‚ Rover 200) Large (e.g. BMW 3 series
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Motor Vehicles (AMENDMENT) Act 2000 1. Short title. This Act may be called the Motor Vehicles (Amendment) Act‚ 2000 2. Substitution of new section for section 52. For section 52 of the Motor Vehicles Act‚ 1988 (59 of 1988) (hereinafter referred to as the principal Act)‚ the following section shall be substituted‚ namely: - ’52. Alteration in motor vehicle. (1) No owner of a motor vehicle shall so alter the vehicle that the particulars contained in the certificate of registration are
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Faiz‚ Asif; Weaver‚ Christopher S.; Walsh‚ Michael P. Air Pollution From Motor Vehicles: Standards And Technologies For Controlling Emissions Washington‚ D.C. World Bank‚ 1996. The book “Air Pollution From Motor Vehicles: Standards and Technologies for Controlling Emissions”‚ is about how cars are one of the primary sources for air pollution. The author gives various emission regulations and standards for different countries such as Columbia‚ Canada‚ Brazil‚ and Argentina. The book goes into detail
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resource‚ that is controlling its quality coordinating shared use‚ of a resource‚ that is‚ controlling its quality‚ coordinating shared use and controlling access to authorized users. A DBMS has many uses: - it enables users to access and manipulate the database. - it provides a building block in constructing data processing systems for applications requiring database access – MIS or systems for accounting‚ production and inventory control or customer support. - it helps the DBA perform certain
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