Brightbox Electronics · Validated revenue lift, statistical power & learning velocity
| Week | Test Element | Variant | Open Δ | Revenue Δ | Power | Outcome |
|---|---|---|---|---|---|---|
| W12 | Send Time | 10am vs 2pm | +8.3% | +14.1% | 88% | Winner |
| W11 | Preheader | Benefit vs Feature | +5.2% | +9.7% | 82% | Winner |
| W10 | Multivariate | Hero+CTA interaction | +6.1% | +14.0% | 91% | Winner |
| W9 | CTA Copy | Action vs Benefit | +3.8% | -1.2% | 74% | Inconclusive |
| W7 | Image Position | Top vs Inline | +4.1% | +7.3% | 79% | Winner |
| W6 | Personalization | Name vs Generic | +7.5% | +11.2% | 86% | Winner |
| W5 | Layout | 1-col vs 2-col | -0.8% | -2.1% | 81% | Loser |
| W4 | Subject Line | Urgency Copy | +12.0% | -7.0% | 85% | False Winner |
| W3 | Discount Frame | % vs $ Off | +2.9% | +5.8% | 77% | Winner |
| W2 | Footer CTA | Added vs None | +1.4% | +0.3% | 68% | Inconclusive |