Emil O W Kirkegaard on Twitter: "In the business of investigating small effects in psychology? Your sample size should be about 1000 even if you are doing basic bivariate analyses, probably more if you are doing multivariate (which increases standard errors). https://t.co/97VRvZWWuP… https://t.co/DpKVn1hQOV"

We've detected that JavaScript is disabled in your browser. Would you like to proceed to legacy Twitter?

KirkegaardEmil's profile

Country	Code	For customers of
United States	40404	(any)
Canada	21212	(any)
United Kingdom	86444	Vodafone, Orange, 3, O2
Brazil	40404	Nextel, TIM
Haiti	40404	Digicel, Voila
Ireland	51210	Vodafone, O2
India	53000	Bharti Airtel, Videocon, Reliance
Indonesia	89887	AXIS, 3, Telkomsel, Indosat, XL Axiata
Italy	4880804	Wind
Italy	3424486444	Vodafone
» See SMS short codes for other countries

‏ @KirkegaardEmil

In the business of investigating small effects in psychology? Your sample size should be about 1000 even if you are doing basic bivariate analyses, probably more if you are doing multivariate (which increases standard errors). https://psyarxiv.com/2epc4/ pic.twitter.com/oj2Y7iZGhR