ab-test-result
Returns the improvement rate of your AB-test (challengerImprovement
) and answers if it's statistically significant (isSignificant
).
The result returned also contains a statistics
property with calculated statistical values.
npm install --save ab-test-result
Usage
var abTestResult = ; var test = controlVisits: 490 // required controlConversions: 10 // required challengerVisits: 500 // required challengerConversions: 17 // required ; var confidence = 09; // optional, defaults to 0.95 var result = abTestResult; /* result = { controlConversionRate: 0.02040816326530612, challengerConversionRate: 0.034, challengerImprovement: 0.666, isSignificant: true, statistics: { controlStandardError: 0.006387435072946544, challengerStandardError: 0.008104813384649889, zScore: 1.317131652811523, pValue: 0.09340000000000004 } } */