A/B Testing Significance Calculator

Impressions Conversions Cost ($)
Option A Option B
Impressions
Conversions
Cost ($)

Winner : Option A

90% confidence: YES

95% confidence: YES

99% confidence: YES

Metrics Below for Stats Geeks!

Z-Score P-Value
Conversion Rate Standard Error
90% Conversion Rate Limits
From To
95% Conversion Rate Limits
From To
99% Conversion Rate Limits
From To
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