PPT-Social Influence Bias: A Randomized Experiment

Muchnik Aral Taylor Present by Haiteng Sun Introduction our society is increasingly relying on the digitized aggregated opinions of others to make our own decision Question. Randomiza tion if done properly can keep study groups as similar as possible at the outset so that the investigators can isolate and quantify the effect of the interventions they are studying No other study design gives us the power to balance unkno CS648. . Lecture 3. Two fundamental problems. Balls into bins. Randomized Quick Sort. Random Variable and Expected . value. 1. Balls into BINS. Calculating probability of some interesting events. 2. trials. Kinza Waqar. Assisitant. Clinical Research Associate. Shifa. Clinical research Center. (SCRC). Contents:. What are RCTs?. General Principals of RCTs. Randomization: The strength of RCTs. Allocation concealment . CS648. . Lecture 6. Reviewing the last 3 lectures. Application of Fingerprinting Techniques. 1-dimensional Pattern matching. . Preparation for the next lecture.. . 1. Randomized Algorithms . discussed till now. Social influence. Conformity (majority influence) and explanations of why people conform, including informational social influence and normative social influence . Types of conformity, including internalisation and compliance . . Sinan. Aral . , . Dylan Walker . Presented by: . Mengqi. . Qiu. (. Mendy. ). 301159832. March 16th. Introduction. Definitions and measurements of Tie Strength, Embeddedness & Social Influence;. Peter Scott. University of Cambridge. June 2010. Examining biases in housing choice. New focus: housing choices. nature of biases. role of estate agents as . choice architects. Kahneman. Tversky. von Neumann. The most commonly discussed forms of bias occur when the media support or attack a particular political party, candidate, or ideology, but other common forms of bias include:. Advertising bias. , when stories are selected or slanted to please advertisers.. What is bias anyway?. Favoring one side, position, or belief – being partial, prejudiced,. Bias. Bias …. is prejudice;  a preconceived judgment or an opinion formed without just grounds or sufficient knowledge . 1.What . is conformity?. 2.Why . do you think people in society conform. ?. 3.What . is obedience?. 5.Who . in society do we obey?. 6.Can . you think of examples where people in society have resisted against conformity or obedience? . ROBERT ROSENTHAL and the as their last written instructions is to duplicating experimental findings you may have with regard experiment is have shown studies have continuous inbreeding do considerably 2022. Authority Bias . Definition. Scientific Evidence. Examples. Quotes. . 2. DEFINITION. Authority Bias . 4. BE definition: Authority Bias . People follow the lead of people they believe to be . credible and knowledgeable experts. Non-standard decision making (Menu effects) and non-standard beliefs. Reading. Predictably Irrational. , Chapter 9, . Keeping Doors Open. Nudge. , sections “Rules of Thumb” and “Company Stock” of Chapter 7, . Training course in research methodology and research protocol development. Geneva 2021. Dr Khalifa Elmusharaf . MBBS, PgDip, FRSPH, PHD. Senior Lecturer in Public Health. Director of Public Health Master Programme.