Publications by Amit Kapoor
Data606 - Final Data Project
1. Introduction To address today’s environment concerns and economy challenges, fuel economy of cars matters a lot for consumers. They do concerned with how good will be the MPG in their new vehicle. An eco-friendly vehicle could save money on ever-rising gas prices. This study investigates changes in fuel economy and its relationship with othe...
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homework9
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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Data605 - lab9
Grading the professor Many college courses conclude by giving students the opportunity to evaluate the course and the instructor anonymously. However, the use of these student evaluations as an indicator of course quality and teaching effectiveness is often criticized because these measures may reflect the influence of non-teaching related charac...
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Data 605 - HW3
Problem set 1 1. What is the rank of the matrix A? \(A = \left( \begin{matrix} 1&2&3&4 \\ -1&0&1&3 \\ 0&1&-2&1 \\ 5&4&-2&-3 \end{matrix} \right)\) A <- matrix(cbind(1,2,3,4,-1,0,1,3,0,1,-2,1,5,4,-2,-3), byrow = T, ncol = 4) A ## [,1] [,2] [,3] [,4] ## [1,] 1 2 3 4 ## [2,] -1 0 1 3 ## [3,] 0 1 -2 1 ## [4,] ...
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Data605 - Discussion6
Page 115 Ques 20 20 A six-card hand is dealt from an ordinary deck of cards. Find the probability that: All six cards are hearts. We have 52 cards choose 6. There are 13 heart cards to choose 6. P(all 6 cards are hearts) = \(\dfrac {13 \choose 6} {52 \choose 6}\) = \(\dfrac {1716} {20358520}\) = 0.000084 There are three aces, two kings, and on...
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Data 607 - Project 2a
About the data The data considered here is for best actor and actress Oscar winners from 1929 to 2018. Below are the variables description in the data oscar_no - Oscar ceremony number. oscar_yr - Year the Oscar ceremony was held. award - Best actress or Best actor. name - Name of winning actor or actress. movie - Name of movie actor or actress g...
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Data 607 - Project 3
Overview The purpose of Project 3 is to use data to answer the question, “Which are the most valued data science skills?”. After initial brainstorming, we determined to use the following dataset to perform analysis: https://www.kaggle.com/elroyggj/indeed-dataset-data-scientistanalystengineer/kernels. The dataset takes data related job posting...
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Data 607 - Assignment 9
Introduction For week9 assignment, we need to connect to one of the New York Times APIs, construct an interface in R to read in the JSON data, and transform it into an R DataFrame. Problem Statement I have chosen to work with Technology under the TopStories API. I am interested here to look for latest top 20 tags in technology. Solution The fir...
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Data 605 - Assignment 9
1. Page 363 #11 The price of one share of stock in the Pilsdorff Beer Company (see Exercise 8.2.12) is given by \(Y_n\) on the nth day of the year. Finn observes that the differences \(X_n\) = \(Y_{n+1}\) - \(Y_n\) appear to be independent random variables with a common distribution having mean \(\mu\) = 0 and variance \(\sigma^2\) = 1/4. If \(Y_...
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Data 607 - Discussion 12
Data607 - Discussion12 LinkedIn Recommendation System Introduction Scenario Design for LinkedIn Scenario Design for Customers LinkedIn Recommender System Reverse engineering Recommendation References Amit Kapoor 4/11/2020 LinkedIn Recommendation System Introduction LinkedIn can be described as a Social Network like Facebook, Twitter etc. bu...
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