AB-test (definition)

What is an AB-test? An AB-test is also known as a split test: a critical and essential marketing activity. An AB-test compares the results from one media component with another and is commonly used within PPC advertising. An AB-test can be performed for a large range of media components, including: ad versions ad propositions buttons landing pages PPC campaign settings email subject lines etc.   Due to the many opportunities for measuring effectiveness, an AB-test is a widely used within PPC marketing. However, an AB-test is also often used within email marketing,...