Publications by Erinda Budo
DATA 605-Discussion 13
Multiple Regression Model Data For this discussion. I found an interesting one at the site for Princeton’s course in Generalized Linear Models. I am using salary data that include observations on six variables for 52 tenure-track professors in a small college. The variables are: sx: Sex, coded 1 for female and 0 for male rk: Rank, coded 1 for...
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Data 606-HW8
Nutrition at Starbucks, Part I. (8.22, p. 326) The scatterplot below shows the relationship between the number of calories and amount of carbohydrates (in grams) Starbucks food menu items contain. Since Starbucks only lists the number of calories on the display items, we are interested in predicting the amount of carbs a menu item has based on i...
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Data 606-HW6
2010 Healthcare Law. (6.48, p. 248) We are 95% confident that between 43% and 49% of Americans in this sample support the decision of the U.S. Supreme Court on the 2010 healthcare law. False:A confidence interval is constructed to estimate the population proportion, not the sample proportion We are 95% confident that between 43% and 49% of Am...
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Data 606-HW1
Smoking habits of UK residents. What does each row of the data matrix represent? -Each row represents a case How many participants were included in the survey? -1691 Indicate whether each variable in the study is numerical or categorical. If numerical, identify as continuous or discrete. If categorical, indicate if the variable is ordinal. ...
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DATA 606-Final Project
Introduction As human populations grow, human demands for resources like water, land, trees, and energy also grow. Unfortunately, the price of all this “growth” is paid for by other endangered plants and animals and an increasingly volatile and dangerous climate.The population is one of the important factors which helps to balance the environ...
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DATA 607 Final Project
Introduction The Amazon rainforest made headlines around the world earlier this year following record fires. The Amazon rainforest has been burning at a record rate this year and more than 120,000 fires have been detected since the start of the year. The devastating fires are destroying the homes of indigenous tribes and threatening millions of a...
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Data 607:Assignment 12- NoSQL Migration
Assignment For this assignment, you should take information from a relational database and migrate it to a NoSQL database of your own choosing. For the relational database, you might use the flights database, the tb database, the “data skills” database your team created for Project 3, or another database of your own choosing or creation. For ...
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Data 606-HW2
Stats scores. (2.33, p. 78) Below are the final exam scores of twenty introductory statistics students. 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 Create a box plot of the distribution of these scores. The five number summary provided below may be useful. Mix-and-match. (2.10, p. 57) Describe the distributio...
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Data 606-HW9
Baby weights, Part I. (9.1, p. 350) The Child Health and Development Studies investigate a range of topics. One study considered all pregnancies between 1960 and 1967 among women in the Kaiser Foundation Health Plan in the San Francisco East Bay area. Here, we study the relationship between smoking and weight of the baby. The variable smoke is c...
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Data612-Final Project
Introduction The purpose of this project was to to build a recommender system and produce quality recommendations by extracting insights from a large dataset.In this project, I developed a collaborative filtering recommender system for recommending movies.In order to recommend movies I will use a large set of users preferences towards the movies ...
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