09. Experiment II

The second change Audacity is A/B testing is a more career focused description on a course overview page. They hope that this change may encourage more users to enroll and complete this course. In this experiment, we’re going to analyze the following metrics:

1. Enrollment Rate: Click through rate for the Enroll button the course overview page
2. Average Reading Duration: Average number of seconds spent on the course overview page
3. Average Classroom Time: Average number of days spent in the classroom for students enrolled in the course
4. Completion Rate: Course completion rate for students enrolled in the course

First, let's determine if the difference observed for each metric is statistically significant individually.