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Unformatted text preview: CS573: Homework 2 Due date: Thursday September 30, start of class 1 Identifying Hypotheses (15 pts) 1. Identify five potentially controversial hypotheses, claims, or conjectures in news ar- ticles that can be analyzed with data. See some examples claims below. Summarize the articles and the claims. 2. For each of your identified claims, match it to one of the following tasks: (a) Classification (b) Regression (c) Pattern discovery (d) Clustering (e) Anomaly detection Restate the claim and describe, in one or more paragraphs, how the claim could be analyzed as an example of the task to which you have matched it. Consider carefully whether you could obtain the needed data from web-accessible sources or elsewhere, since you will need to find at least one data source to use in question 2 below. Example claims During the past few years, distracted driving has evolved from a dangerous practice to a deadly epidemic and pressing public-safety crisis. The newly-declared end-date to the recession also confirms what many had suspected: The 2007-9 recession was the deepest on record since the Great Depression, at least in terms of job losses. The reality of any green product is that they generally dont work as well... From hybrid cars to solar panels, environmentally friendly alternatives can cost more. They can be lesscars to solar panels, environmentally friendly alternatives can cost more....
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This note was uploaded on 03/13/2012 for the course CS 573 taught by Professor Staff during the Fall '08 term at Purdue.
- Fall '08