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  • All HBS Web  (82)
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    • All HBS Web  (82)
      • Faculty Publications  (8)

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      • March 2022
      • Module Note

      Exploratory Data Analysis

      By: Iavor I. Bojinov, Michael Parzen and Paul J. Hamilton
      This module note provides an overview of exploratory data analysis for an introduction to data science course. It begins by defining the term "data", and then describes the different types of data that companies work with (structured v. unstructured, categorical v....  View Details
      Keywords: Data Analysis; Data Science; Statistics; Data Visualization; Analytics and Data Science; Analysis
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      Bojinov, Iavor I., Michael Parzen, and Paul J. Hamilton. "Exploratory Data Analysis." Harvard Business School Module Note 622-098, March 2022.
      • August 2021
      • Article

      Multiple Imputation Using Gaussian Copulas

      By: F.M. Hollenbach, I. Bojinov, S. Minhas, N.W. Metternich, M.D. Ward and A. Volfovsky
      Missing observations are pervasive throughout empirical research, especially in the social sciences. Despite multiple approaches to dealing adequately with missing data, many scholars still fail to address this vital issue. In this paper, we present a simple-to-use...  View Details
      Keywords: Missing Data; Bayesian Statistics; Imputation; Categorical Data; Estimation
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      Hollenbach, F.M., I. Bojinov, S. Minhas, N.W. Metternich, M.D. Ward, and A. Volfovsky. "Multiple Imputation Using Gaussian Copulas." Special Issue on New Quantitative Approaches to Studying Social Inequality. Sociological Methods & Research 50, no. 3 (August 2021): 1259–1283. (0049124118799381.)
      • Article

      Tabulated Nonsense? Testing the Validity of the Ethnographic Atlas

      By: Duman Bahrami-Rad, Anke Becker and Joseph Henrich
      The Ethnographic Atlas (Murdock, 1967), an anthropological database, is widely used across the social sciences. The Atlas is a quantified and discretely categorized collection of information gleaned from ethnographies covering more than 1200...  View Details
      Keywords: Ethnographic Atlas; Validation; Culture; Economic Anthropology
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      Bahrami-Rad, Duman, Anke Becker, and Joseph Henrich. "Tabulated Nonsense? Testing the Validity of the Ethnographic Atlas." Art. 109880. Economics Letters 204 (July 2021).
      • Article

      Assessing the Food and Drug Administration's Risk-Based Framework for Software Precertification with Top Health Apps in the United States: Quality Improvement Study

      By: Noy Alon, Ariel Dora Stern and John Torous
      BACKGROUND: As the development of mobile health apps continues to accelerate, the need to implement a framework that can standardize categorizing these apps to allow for efficient, yet robust regulation grows. However, regulators and researchers are faced with numerous...  View Details
      Keywords: Mobile Health; Smartphone; Food And Drug Administration; Risk-based Framework; Health Care and Treatment; Mobile and Wireless Technology; Applications and Software; Framework
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      Alon, Noy, Ariel Dora Stern, and John Torous. "Assessing the Food and Drug Administration's Risk-Based Framework for Software Precertification with Top Health Apps in the United States: Quality Improvement Study." JMIR mHealth and uHealth 8, no. 10 (October 2020).
      • Article

      The Ownership and Trading of Debt Claims in Chapter 11 Restructurings

      By: Victoria Ivashina, Benjamin Iverson and David C. Smith
      What is the ownership structure of bankrupt debt claims? How does the ownership evolve though bankruptcy? And how does debt ownership influence Chapter 11 outcomes? To answer these questions, we construct a data set that identifies the entire capital structure for 136...  View Details
      Keywords: Ownership Structure; Distressed Debt; Trading In Bankruptcy; Restructuring; Capital Structure; Insolvency and Bankruptcy; Ownership; Borrowing and Debt; United States
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      Ivashina, Victoria, Benjamin Iverson, and David C. Smith. "The Ownership and Trading of Debt Claims in Chapter 11 Restructurings." Journal of Financial Economics 119, no. 2 (February 2016): 316–335.
      • Article

      Fast Generalized Subset Scan for Anomalous Pattern Detection

      By: Edward McFowland III, Skyler Speakman and Daniel B. Neill
      We propose Fast Generalized Subset Scan (FGSS), a new method for detecting anomalous patterns in general categorical data sets. We frame the pattern detection problem as a search over subsets of data records and attributes, maximizing a nonparametric scan statistic...  View Details
      Keywords: Pattern Detection; Anomaly Detection; Knowledge Discovery; Bayesian Networks; Scan Statistics
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      McFowland III, Edward, Skyler Speakman, and Daniel B. Neill. "Fast Generalized Subset Scan for Anomalous Pattern Detection." Art. 12. Journal of Machine Learning Research 14 (2013): 1533–1561.
      • October 2006 (Revised January 2019)
      • Background Note

      Note on Student Outcomes in U.S. Public Education

      By: Stacey M. Childress, Stig Leschly and John J-H Kim
      Surveys educational outcomes among public school students in the United States. Educational outcomes are categorized as achievement outcomes (measured primarily by students' performance on standardized test results) and attainment outcomes (measured primarily by...  View Details
      Keywords: Demographics; Education; Outcome or Result; Public Administration Industry; Education Industry; United States
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      Childress, Stacey M., Stig Leschly, and John J-H Kim. "Note on Student Outcomes in U.S. Public Education." Harvard Business School Background Note 307-068, October 2006. (Revised January 2019.)
      • November 2003 (Revised December 2003)
      • Background Note

      Note on School Choice in U.S. Public Education

      By: Stig Leschly
      This note surveys school choice in the United States. School choice characterizes the school assignment of approximately 56% of U.S. school-aged children and, in order of popularity, can be categorized into seven types: residential choice, private schools, intra- and...  View Details
      Keywords: Education; United States
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      Leschly, Stig. "Note on School Choice in U.S. Public Education." Harvard Business School Background Note 804-091, November 2003. (Revised December 2003.)
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