For this exercise, you need to work with the breast cancer Coimbra dataset. First download the dataset from OA 5.8 and load the data. The dataset has 10 features including the class labels (1 or 2). Next, you need to round off the Leptin feature values to two decimal places. Having done that, use the … Read more
You are given a data file containing observations for dating (see OA 6.6). Someone who dated 1000 people (!) recorded data about how much that person travels (Miles), plays games (Games), and eats ice cream (Icecream). With this, the decision about that person (Like) is also noted. Use this data to answer the following questions … Read more
answer the following questions using the “world” database, available for download from OA 7.2. Present your SQL queries and/or processes that you used to derive the answers. a. How many countries became independent in the twentieth century? b. How many people in the world are expected to live for 75 years or more? c. List … Read more
For the following exercise, first download the AIS Dynamic Data available from OA 7.4. This data is collected by a Naval Academy receiver and is available from “Heterogeneous integrated dataset for maritime intelligence, surveillance, and reconnaissance.” Using the dataset, answer the following questions: a. How many unique vessels are available in the dataset? b. List … Read more
A popular restaurant review website has released the dataset you can download from OA 8.3. Here each row represents an average rating of a restaurant’s different aspects as provided by previous customers. The dataset contains records for the restaurants usingthe following attributes: ambience, food, service, and overall rating. The first three attributes are predictor variables … Read more
For the next exercise, you are going to use the Airline Costs dataset available to download from OA 8.4. The dataset has the following attributes, among others: i. Airline name ii. Length of flight in miles iii. Speed of plane in miles per hour iv. Daily flight time per plane in hours v. Customers served … Read more
Download data from OA 8.5, which was obtained from BP Research (image analysis by Ronit Katz, University of Oxford). This dataset contains measurements on 48 rock samples from a petroleum reservoir. Here 12 core samples from petroleum reservoirs were sampled in four cross-sections. Each core sample was measured for permeability, and each crosssection has total … Read more
For this exercise, you are going to work again with a movie review dataset. In this dataset, conventional and social media movies, the ratings, budgets, and other information of popular movies released in 2014 and 2015 were collected from social media websites, such as YouTube, Twitter, and IMDB, etc.; the aggregated dataset can be downloaded … Read more
An automated answer-rating site marks each post in a community forum website as “good” or “bad” based on the quality of the post. The CSV file, which you can download from OA 9.14, contains the various types of quality as measured by the tool. Following are the type of qualities that the dataset contains: i. … Read more
The Iris flower dataset or Fisher’s Iris dataset (built into R or downloadable from OA 9.16) is a multivariate dataset introduced by the British statistician and biologist Ronald Fisher in his 1936 paper.4 The use of multiple measurements in taxonomic problems is an example of linear discriminant analysis. The dataset consists of 50 samples from … Read more
