A/B testing significance calculator

	B	C	D	F	I	L	M	N	Q	R	S	V	W	X
1	A/B Testing Significance Calculator					Brought to you by:
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3	How to use it?		Fill the cells with red background; rest of the cells will update automatically			http://visualwebsiteoptimizer.com/
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6						90% Conversion Rate Limits			95% Conversion Rate Limits			99% Conversion Rate Limits
7		Visitors	Conversions	Conversion Rate	Standard Error		From	To		From	To		From	To
8	Control	2000	134	6.70%	0.56%		5.78%	7.62%		5.60%	7.80%		5.26%	8.14%
9	Variation	3000	165	5.50%	0.42%		4.81%	6.19%		4.68%	6.32%		4.43%	6.57%
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13	Significant At
14	90% confidence:		YES
15	95% confidence:		YES
16	99% confidence:		NO
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18	Z-score	172.1671363%
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20	P-value	0.9574354662