Key Points A cause-and-effect diagram is a visual tool for organizing possible causes of a problem. It allows users to determine if there are relationships between potential causes. It does not reveal ...

Google’s John Mueller discussed heading elements with a member of the SEO community where he affirmed the usefulness of using hierarchical structure when using heading elements.

Although these first diagrams attracted attention, the circular diagrams contained a visual encoding flaw that caused large values to appear overexaggerated. Nightingale and her team corrected the ...