Douglas Karr's Articles on Martech Zone
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App: How to Run a Multivariate Test (MVT Sample Size Calculator)
Two digital marketing and user experience optimization testing methodologies are A/B testing and multivariate testing ( MVT ). Both approaches aim to improve website performance but differ in complexity and scope. This article will define each method, compare strengths and…
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PipelinePRO: Build Your Ultimate Sales Machine
Staying on top of your sales pipeline can be the difference between thriving and merely surviving. Many entrepreneurs find themselves juggling multiple tools, struggling to keep track of leads, and wasting valuable time on administrative tasks instead of closing deals.…
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App: How to Run an A/B Test on Your Landing Page (Sample Size and Winner Calculators)
A/B testing , also known as split testing , is a powerful method used by businesses to compare two versions of a digital element to determine which one performs better. This can include any interactive touchpoint where users engage with…
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Why Our Eyes Need Complementary Color Palette Schemes… And Where You Can Make Them
Did you know that there's actually biological science behind how two or more colors complement one another? I'm not an ophthalmologist or an optometrist, but I'll try to translate the science here for simple folks like myself. Let's start with…
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EKOM: Predict Non-Branded E-commerce Keyword Trends To Optimize For Demand
Today's e-commerce landscape is fiercely competitive. Businesses face numerous challenges regarding search engine optimization ( SEO ). The process is often slow, labor-intensive, and yields unpredictable results. Many online retailers find themselves trapped in a cycle of constant adaptation, struggling…




