Metrics That Actually Matter: Deep Diving into Campaign Analytics
Why we ignore vanity metrics and focus on statistical significance.
Andreas Hatlem
Author
Open Rate is a vanity metric. There, I said it. In a world of Apple Privacy Protection (which pre-loads images), knowing that "20% of people opened" tells you almost nothing about real intent. When we built the Analytics suite for GetMailer, we wanted to go deeper.
Statistical Significance > Gut Feelings
We've all done it: we run an A/B test, Variant B gets two more clicks than Variant A, and we declare it the "Winner." But statistically, that's just noise. We built Chi-Square testing directly into our comparison tool.
When you compare two campaigns in GetMailer, we don't just show you the bar charts. We calculate the p-value. We'll tell you, "Variant B is better, and we are 95% confident it wasn't just luck." This stops you from chasing false positives and helps you make decisions based on math, not magic.
Benchmarking Your Reality
Another question I always hear is, "Is a 15% open rate good?" The answer is: it depends. That's why we added Contextual Benchmarking. We compare your current campaign not just against industry standards, but against your own historical average.
If you usually get 10% and today you got 15%, that's a huge win, even if the industry average is 20%. We help you compete against your past self, which is the only competition that actually matters for growth.
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