Sample quality is relative. Can always say "you should studied population X" & no matter how good the sample, it's now biased wrt that pop.
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Replying to @seanjtaylor
@seanjtaylor Yes, not first study to oversell but double whammy because overgeneralized framing aligns with PR needs of parent corporation.2 replies 0 retweets 0 likes -
Replying to @zeynep
@zeynep@seanjtaylor incidentally, your example of election polls isn't one of random sampling--N=people home & willing to answer phone, etc2 replies 0 retweets 1 like -
Replying to @MichelleNMeyer
@zeynep@seanjtaylor truly random sampling hard. Best recent example that comes to mind ironically mood contagion experiment.1 reply 0 retweets 0 likes -
Replying to @MichelleNMeyer
@MichelleNMeyer@seanjtaylor Contagion study random in terms of experimental designation, not random representation of Facebook. Different.1 reply 0 retweets 0 likes -
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
@MichelleNMeyer @seanjtaylor 1-FB already imputes political ID (check why I'm seeing this ad) so can test with non-declarers to check.
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