William Gadea — August 6, 2018 — August 6, 2018 You are probably ending your A/B tests either too early or too late. The standard best practice in the conversion optimization industry is to wait until two conditions have been met before ending an A/B test. First, that a representative sample is obtained. Second, that … Continue reading There is Nothing Magical About 95% Statistical Significance
Brady Clarkson — August 9, 2017 — August 9, 2017 geralt / Pixabay Throughout my childhood, I grew up with a familiar and constant mantra ingrained in my daily thoughts: always be prepared. This has manifested itself in various ways throughout my life, including my career in sales. At a young age, I realized that … Continue reading A Statistical Approach to Cold Emails: Why it’s a Must in Your Sales Toolbox
Brittany BergerMay 9, 2015 If you’re truly invested in improving your PPC campaigns, then part of your ad budget is dedicated to running tests. Things like: Trying out new traffic sources Identifying hot keywords Finding the right ad copy It’ll take a lot of work. Digging through keyword planners, writing and rewriting the same 35 … Continue reading Statistical Significance: How Confident Are You, Really?
In an academic setting, an analyst might only be happy with a 95% confidence interval. Columnist Benny Blum argues the situation in business is drastically different. Benny Blum on January 22, 2015 Ekaterina_Minaeva / Shutterstock.com Some tests are easy to analyze. Is Superman stronger than Charlie Brown? Maybe we know the answer going into it … Continue reading How To Apply Statistical Significance In Business Marketing