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Show Results For
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All HBS Web
(1,159)
- People (1)
- News (157)
- Research (611)
- Events (17)
- Multimedia (5)
- Faculty Publications (372)
- July 1999
- Background Note
Note on Statistical Tests for a Randomized Matched Pair Experimental Design, A
By: Alvin J. Silk
Concerns understanding the conditions under which an experimental design that employs matching and randomization may result in gains in precision as compared to a design that utilizes randomization and independent samples--i.e., no matching. An empirical example is...
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- May 1984
- Article
Interpreting the Statistical Failures of Some Rational Expectations Macroeconomic Models
By: J. J. Rotemberg
Keywords:
Macroeconomics
Rotemberg, J. J. "Interpreting the Statistical Failures of Some Rational Expectations Macroeconomic Models." American Economic Review 74, no. 2 (May 1984): 188–193.
- November 1996
- Article
Localized Autocorrelation Diagnostic Statistic for Sociological Models: Times-series, Network, and Spatial Datasets
By: C. I. Nass and Y. Moon
Nass, C. I., and Y. Moon. "Localized Autocorrelation Diagnostic Statistic for Sociological Models: Times-series, Network, and Spatial Datasets." Sociological Methods & Research 25, no. 2 (November 1996): 223–247.
- 2016
- Article
Penalized Fast Subset Scanning
By: Skyler Speakman, Sriram Somanchi, Edward McFowland III and Daniel B. Neill
We present the penalized fast subset scan (PFSS), a new and general framework for scalable and accurate pattern detection. PFSS enables exact and efficient identification of the most anomalous subsets of the data, as measured by a likelihood ratio scan statistic....
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Keywords:
Disease Surveillance;
Likelihood Ratio Statistic;
Pattern Detection;
Scan Statistic;
Mathematical Methods
Speakman, Skyler, Sriram Somanchi, Edward McFowland III, and Daniel B. Neill. "Penalized Fast Subset Scanning." Journal of Computational and Graphical Statistics 25, no. 2 (2016): 382–404. (Selected for “Best of JCGS” invited session by the journal’s editor in chief.)
- December 2002
- Supplement
Basic Statistics from the World Bank's World Development Indicators, 2002
By: David A. Moss and Sarah A. Brennan
Spreadsheet for use with case (9-703-030). Download Only.
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- December 2002
- Supplement
Basic Statistics from the World Bank's World Development Indicators, 2002
By: David A. Moss and Sarah A. Brennan
Supplements National Economic Accounting: Past, Present, and Future.
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- January 2000
- Supplement
Basic Statistics from the World Bank's World Development Report 1998/1999
By: Julio J. Rotemberg
Supplements National Income Accounting and The Origins of National Income Accounting.
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- Teaching Interest
Overview
I served as a Teaching Fellow for the Applied Business Analytics second-year MBA course. This course sought to teach MBA students how businesses can improve their strategic decisions using statistics and machine learning techniques. (e.g., regression models, random...
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- 1977
- Article
On the Joint Distribution of Left- and Right-sided Outliner Statistics
By: André Perold and D. M. Hawkins
Keywords:
Mathematical Methods
Perold, André, and D. M. Hawkins. "On the Joint Distribution of Left- and Right-sided Outliner Statistics." Utilitas mathematica 12 (1977): 129–143.
- Web
Programming and Statistical Analysis | Baker Library | Bloomberg Center | Harvard Business School
Services Programming and Statistical Analysis Programming and Statistical Analysis Bookmark This Programming and Statistical Analysis...
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- 01 Oct 1997
- News
Class of '97 Placement Statistics Similar for September and January Cohorts
Preliminary placement figures (as of August 1997)* Total September Cohort January Cohort Average satisfaction with job offer (on a scale of 1-low to 7-high) 6.1 6.1 6.1 Average number of companies contacted 20 19 21 Average number of organizations with which each...
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- August 2015 (Revised January 2017)
- Technical Note
From Correlation to Causation
By: Feng Zhu and Karim R. Lakhani
To make sound business decisions, managers must be comfortable with the concepts of correlation and causation. This background note provides an overview of correlation and causation using examples and explains why the former does not imply the latter. It also describes...
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Zhu, Feng, and Karim R. Lakhani. "From Correlation to Causation." Harvard Business School Technical Note 616-009, August 2015. (Revised January 2017.)
- 2022
- Working Paper
Statistical Inference for Heterogeneous Treatment Effects Discovered by Generic Machine Learning in Randomized Experiments
By: Kosuke Imai and Michael Lingzhi Li
Researchers are increasingly turning to machine learning (ML) algorithms to investigate causal heterogeneity in randomized experiments. Despite their promise, ML algorithms may fail to accurately ascertain heterogeneous treatment effects under practical settings with...
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Imai, Kosuke, and Michael Lingzhi Li. "Statistical Inference for Heterogeneous Treatment Effects Discovered by Generic Machine Learning in Randomized Experiments." Working Paper, March 2022.
- 01 Jun 2010
- News
Alumni Books
the forces affecting attitudes and behaviors in each generation and analyzes the implications of organizational and technological changes for their future. Numbers Rule Your World: The Hidden Influence of Probability and Statistics on...
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- Teaching Interest
Overview
Graduate student instructor, Introduction to Statistics, 2002
Reader, Introduction to Time Series, 2003
Reader, Introductory Probability Theory, 2001 View Details
Reader, Introduction to Time Series, 2003
Reader, Introductory Probability Theory, 2001 View Details
- September 2009
- Article
A Detailed Analysis of the Reduction Mammaplasty Learning Curve: A Statistical Process Model for Approaching Surgical Performance Improvement
By: Matthew Carty MD, Rodney Chan, Robert S. Huckman, Daniel C. Snow and Dennis Orgill
Background: The increased focus on quality and efficiency improvement within academic surgery has met with variable success among plastic surgeons. Traditional surgical performance metrics, such as morbidity and mortality, are insufficient to improve the... View Details
Keywords:
Experience and Expertise;
Health Care and Treatment;
Medical Specialties;
Outcome or Result;
Performance Efficiency;
Performance Improvement
Carty, Matthew, MD, Rodney Chan, Robert S. Huckman, Daniel C. Snow, and Dennis Orgill. "A Detailed Analysis of the Reduction Mammaplasty Learning Curve: A Statistical Process Model for Approaching Surgical Performance Improvement." Plastic and Reconstructive Surgery 124, no. 3 (September 2009): 706–714.
- August 2020
- Technical Note
Comparing Two Groups: Sampling and t-Testing
This note describes sampling and t-tests, two fundamental statistical concepts.
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Keywords:
Statistics;
Econometric Analyses;
Experimental Methods;
Data Analysis;
Data Analytics;
Analytics and Data Science;
Analysis;
Surveys;
Mathematical Methods
Bojinov, Iavor I., Chiara Farronato, Yael Grushka-Cockayne, Willy C. Shih, and Michael W. Toffel. "Comparing Two Groups: Sampling and t-Testing." Harvard Business School Technical Note 621-044, August 2020.
- 2015
- Chapter
Communicating Statistics in the Context of Banking Union – A Macro User's Perspective
By: Jan Kozak and Huw Pill
Kozak, Jan, and Huw Pill. "Communicating Statistics in the Context of Banking Union – A Macro User's Perspective." Chap. 9 in Towards the Banking Union: Opportunities and Challenges for Statistics, 155–162. Frankfurt: European Central Bank, 2015.
- March 2011 (Revised April 2021)
- Case
The Whiz Kids
By: Tom Nicholas and David Chen
In October 1945, Henry Ford II received a telegram in his office at the Ford Motor Company in Dearborn, Michigan written by Charles "Tex" Thornton, a U.S. Air Force colonel. The telegram presented an opportunity for Ford to deploy a system of statistical control which...
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Keywords:
Ford Motor Company;
Statistical Control;
Management Systems;
Accounting;
Operations;
Strategy;
Mathematical Methods;
Auto Industry;
United States
Nicholas, Tom, and David Chen. "The Whiz Kids." Harvard Business School Case 811-042, March 2011. (Revised April 2021.)