Contacting 1000 people is the minimum number of survey participants in a landline/cell survey that’s necessary to reduce error below the 3% margin. This is how all credible surveys are done. This number is correct. (You will find different numbers for different questions.)
Source date (UTC): 2020-03-28 00:36:16 UTC
Original post: https://twitter.com/i/web/status/1243698385573613568
Reply addressees: @JaiSayWhat
Replying to: https://twitter.com/i/web/status/1243692970626465792
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