@MichelleNMeyer @seanjtaylor Contagion study random in terms of experimental designation, not random representation of Facebook. Different.
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Replying to @zeynep
@zeynep@seanjtaylor 700K were randomly selected by FB ID from among all who view FB in English--a rep sample of Englsh-viewing FB users no?1 reply 0 retweets 0 likes -
Replying to @MichelleNMeyer
@MichelleNMeyer@seanjtaylor "who posted one status update"2 replies 0 retweets 0 likes -
Replying to @zeynep
@zeynep@seanjtaylor course study analyzing text couldn't have been done w/users who produced no text. So results perhaps not gen to lurkers3 replies 0 retweets 0 likes -
Replying to @MichelleNMeyer
@MichelleNMeyer@seanjtaylor But big diff between class-based non-random (political-id + frequent use) and imperfect random while attempting1 reply 0 retweets 0 likes -
Replying to @zeynep
@zeynep@seanjtaylor true, but what were alternatives? Could use what self-ID pol users post to create predictive algorithm of ideology?6 replies 0 retweets 0 likes -
Replying to @MichelleNMeyer
@MichelleNMeyer@seanjtaylor 4-Inferential/imputational methods also confound, but everything is imperfect, triangulation is best.1 reply 0 retweets 0 likes -
Replying to @zeynep
@zeynep@seanjtaylor Suspect imputation-based study wld hv led 2criticisms of FB trying 2reduce complex beh 2algo; voting recs "creepy" etc2 replies 0 retweets 0 likes -
Replying to @MichelleNMeyer
@MichelleNMeyer@seanjtaylor FB already imputes. Already. Voting records were already looked up. Also, you're now imputing the future.1 reply 0 retweets 0 likes -
Replying to @zeynep
@zeynep@seanjtaylor Yes, & FB already manipulates News Feed by algorithm. But when they did it to *learn its effects,* collective freak out4 replies 0 retweets 0 likes
@MichelleNMeyer @seanjtaylor Leading FB people and spokespeople repeatedly on record denying they control the newsfeed. Incredible.
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