36a: Two descriptions of the observed change
Points: 2.0
Relative change: 20.0%
Change only B's visitor count from 100 to 200:
B rate: 6.0%
Points: -4.0
Relative change: -40.0%
36b: Follow the larger experiment
A contribution: 0.0000900
B contribution: 0.0001056
Standard error: 0.01399
Half-width: 0.02741
B conversions 120: difference 2.00 points; interval -0.74 to 4.74
Spans zero: True
B conversions 150: difference 5.00 points; interval 2.11 to 7.89
Spans zero: False
