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Julia Freese

Dr. Julia Engelmann is Head of Data Analytics at Konversionkraft in Germany. After her Ph.D. in Macroeconomics, Julia Engelmann was working for Zalando SE in Berlin in the field of data intelligence and conversion optimization. At Konversionskraft, she specializes in web analytics, big data and personalization.

mouse trap

Even if your A/B tests are well planned and strategized, when run, they can often lead to non-significant results and erroneous interpretations. 

You’re especially prone to errors if incorrect statistical approaches are used.

In this post we’ll illustrate the 10 most important statistical traps to be aware of, and more importantly, how to avoid them.

Keep reading

What’s on my mind

Hi, I'm Peep Laja—founder of CXL. I'm a former champion of optimization and experimentation turned business builder.

I do a lot of thinking, reading, and writing around business, strategy, and optimization. I send a weekly newsletter with what's on my mind on this stuff.