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3 Jun 2024: Search. Selective Randomization Inference for Adaptive Experiments. Tobias Freidling, Qingyuan Zhao, Zijun Gao. May 2024Abstract. Adaptive experiments use preliminary analyses of the data to inform further course of action and are commonly used in

3 Jun 2024: Search. Amusing counterfactual inference (by words). 2022-05-19 2 min read. My good friend Joshua Loftus and I spent some 30 minutes to crack (at least we think we did!) a counterfactual inference made in a speech in the House of Commons in London

3 Jun 2024: Search. Sensitivity analysis for observational studies: past, present, and future. Date. 2024-02-13 2:00 PM — 3:00 PM. Location. University of East Anglia. 2024. Powered by the Academic theme forCite.

3 Jun 2024: Search. Bounds and semiparametric inference in $L.Inf$- and $L2$-sensitivity analysis for observational studies. Yao Zhang, Qingyuan Zhao. November 2022Type. 2024. Powered by the Academic theme forCite.

3 Jun 2024: Search. Selecting and ranking individualized treatment rules with unmeasured confounding. Date. 2021-01-14 4:30 PM — 5:30 PM. Event. International Seminar on Selective Inference. Location. Selective Inference Webinar. 2024. Powered by the

23 Jul 2010: Much the same is true of futures price data. Is it hard to download stuff? ... You can then choose your data window, and download the data to a spreadsheet.

3 Jun 2024: Search. Publications. Type. Uncategorized. Conference paper. Journal article. Preprint. Date. 2024. 2023. 2022. 2021. 2020. 2019. 2018. 2017. 2016. 2015. Tobias Freidling, Qingyuan Zhao, Zijun Gao (2024). Zixuan Wu, Ethan Lewis, Qingyuan Zhao,

23 Apr 2024: If you have trouble printing pages 86–87, or want a version which prints two pages on one side, you might prefer to download this version.

3 Jun 2024: Search. The philosophy behind hypothesis testing. 2021-04-21 4 min read. I read a few interesting articles this week on the Fisher-Neyman debate on the foundation of hypothesis testing:. The first paper is written by Erich Lehmann and argues that

3 Jun 2024: Search. Migrating my website to Hugo Academic ox-hugo. 2020-06-13 9 min read. Update <2021-05-30 Sun>: A template of this website is now available on GitHub. Being stuck at home during the pandemic, as miserable as it is, actually helps me to

3 Jun 2024: Search. Confounder selection via iterative graph expansion. Date. 2024-02-08 2:00 PM — 3:00 PM. Event. Joint Econometrics and Statistics Seinar. Location. London School of Economics and Political Science (LSE). 2024. Powered by the Academic theme

3 Jun 2024: Search. Statistical Modeling: Returning to its roots. 2021-04-05 10 min read. Over this Easter weekend, I wrote the following commentary for the reprinting on Leo Breiman’s paper “Statistical Modeling: The Two Cultures” by Observational Studies

3 Jun 2024: Search. Is this estimand really an average treatment effect? 2020-06-27 9 min read. Update <2020-09-11 Fri> See the preprint here based on this blog post. Background. My Stanford office-mate and good friend Josh Loftus messaged me about an

1 Dec 2015: psfrag. to put nice text into figures. At the top of my publication list you can download and view the essay that I wrote for Part III in 1975.

3 Jun 2024: Search. The origin of randomization. 2022-04-22 14 min read. This post is derived from my talk “Fisher, Statistics, and Randomization” in the Fisher in the 21st Century Conference organized by Fisher’s College, Gonville & Caius. In the first

3 Jun 2024: Search. BETS: The dangers of selection bias in early analyses of the coronavirus disease (COVID-19) pandemic. Date. 2020-09-24. Event. OSU Statistics Seminar. Location. Department of Statistics, Ohio State University. 2024. Powered by the Academic

3 Jun 2024: Qingyuan Zhao https://www.statslab.cam.ac.uk/qz280/ Qingyuan Zhao Source Themes Academic (https://sourcethemes.com/academic/) en-us 2024 Tue, 14 May 2024 20:43:39 0100

3 Jun 2024: Search. Discussion on (quasi-)randomization inference. 2023-01-10 12 min read. The following is an email exchange with Hyunseung Kang on the nature of randomization inference. This was sparked by a couple of papers by David Freedman and David

8 Nov 2013: Most are available to download.

3 Jun 2024: Search. Discussion on 'Causal Inference in Genetic Trio Studies'. Date. 2021-01-26. Online Causal Inference Seminar. Location. Online Causal Inference Seminar (Zoom meeting). 2024. Powered by the Academic theme forCite.