
Is your A/B test win real, or just luck?
Your new page converts at 3.0% against 2.4%. Before you call it a win, look at the confidence interval. Here is how to read one, using a WHO study and the jewellery site from part one.
Read MoreSimpele marketingtactieken die echt werken voor lokale bedrijven. Geen wolligheid, geen theorie, alleen bewezen strategieën die je deze week al kunt gebruiken om meer klanten binnen te halen.

Your new page converts at 3.0% against 2.4%. Before you call it a win, look at the confidence interval. Here is how to read one, using a WHO study and the jewellery site from part one.
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Normally if we can, we use probability. But when comparing data, we are talking about the odds ratio, not probabilities.
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What a UK web design agency typically costs, how long a build takes, the questions to ask before you sign and the red flags that cost you later.
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You want more customers, right? More bookings, more purchases. The answer is simple - online marketing. Here are the basics that get you noticed, booked, and paid.
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Every guru online says, 'You need systems.' Sitting there I thought - what is this, a vending machine? That's when it clicked. That's exactly what it is.
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I went to a doctor once who showed up in a hoodie, overweight, with zero energy - and I couldn't take a single word of his advice seriously. Here's what that taught me about your business.
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