Authors are in alphabetical order. For helpful comments and discussion, we thank Jake Bowers, Sanford Gordon, Kosuke Imai, Cindy Kam, Walter Mebane, David Nickerson, Jasjeet Sekhon, Nicholas Valentino, Lynn Vavrek, and seminar participants at the University of Michigan, Columbia University, and Princeton University. We also thank James Fowler and Cindy Kam for generously sharing their data. For research assistance, we thank Kevin Duska. A previous version of this article was presented at the 2008 annual meeting of the Midwest Political Science Association, the 2008 annual meeting of the American Political Science Association, Boston, MA, and the 2010 Visions in Methodology Conference, Iowa City, IA. Replication materials are available at http://dvn.iq.harvard.edu/dvn/dv/ljk. An online supplement contains further details about specific randomization tests as well as information about the data used.
Strengthening the Experimenter’s Toolbox: Statistical Estimation of Internal Validity
Version of Record online: 13 FEB 2012
© 2012 Midwest Political Science Association
American Journal of Political Science
Volume 56, Issue 2, pages 484–499, April 2012
How to Cite
Keele, L., McConnaughy, C. and White, I. (2012), Strengthening the Experimenter’s Toolbox: Statistical Estimation of Internal Validity. American Journal of Political Science, 56: 484–499. doi: 10.1111/j.1540-5907.2011.00576.x
- Issue online: 16 APR 2012
- Version of Record online: 13 FEB 2012
Table A1: Asymptotic Relative Efficiency of Rank Sum Test and t-test
|AJPS_576_sm_suppmat.pdf||136K||Supporting info item|
Please note: Wiley Blackwell is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.