[{"data":1,"prerenderedAt":63},["ShallowReactive",2],{"\u002Fglossary\u002Fstatistical-significance":3,"\u002Fglossary\u002Fstatistical-significance:related":46},{"id":4,"title":5,"author":6,"authorImage":7,"body":8,"category":31,"date":32,"description":33,"draft":34,"extension":35,"letter":36,"meta":37,"navigation":38,"path":39,"readTime":40,"related":41,"seo":42,"stem":44,"term":5,"__hash__":45},"glossary\u002Fglossary\u002Fstatistical-significance.md","Statistical Significance","Fabian Krumbholz","\u002Fimages\u002Fauthors\u002Ffabian-krumbholz.webp",{"type":9,"value":10,"toc":27},"minimark",[11],[12,13,14,18,19,22,23,26],"p",{},[15,16,17],"strong",{},"Statistical significance"," is a conclusion reached in an ",[15,20,21],{},"A\u002FB test"," when the data shows that the observed result is very unlikely to have occurred due to random chance. It is typically determined by calculating a ",[15,24,25],{},"p-value",". If the p-value is below a predefined threshold (usually 0.05), the result is considered statistically significant, giving you confidence that the change you made (e.g., improving page speed) was the actual cause of the measured improvement (e.g., a higher conversion rate).",{"title":28,"searchDepth":29,"depth":29,"links":30},"",2,[],null,"April 8, 2026","Statistical significance is a conclusion reached in an A\u002FB test when the data shows that the observed result is very unlikely to have occurred due to random chance. It is typically determined by calculating a p-value.",false,"md","S",{},true,"\u002Fglossary\u002Fstatistical-significance","1 min read",[],{"title":43,"description":33},"Statistical Significance: Definition | Web Performance Glossary","glossary\u002Fstatistical-significance","MWLpQoyhe3qquxzroJyaD7NT5Jan_CZLt1jvkUwvtTA",[47,51,55,59],{"path":48,"title":49,"description":50,"letter":36},"\u002Fglossary\u002Fsearch-engine-optimization-seo","Search Engine Optimization (SEO)","SEO is the process of improving a website's visibility in search engine results pages (like Google). The goal is to rank higher than competitors for relevant search queries to attract more organic (free) traffic.",{"path":52,"title":53,"description":54,"letter":36},"\u002Fglossary\u002Fserver-response-time","Server Response Time","Server Response Time is a component of Time to First Byte that measures how long the server takes to process a request and start sending back a response, excluding network latency.",{"path":56,"title":57,"description":58,"letter":36},"\u002Fglossary\u002Fserver-timing","Server Timing","Server Timing is a browser API that allows the backend to communicate performance metrics about its own internal processes (e.g., database query time, time to render a component) to the browser via HTTP headers.",{"path":60,"title":61,"description":62,"letter":36},"\u002Fglossary\u002Fserver-side-ab-testing","Server-Side A\u002FB Testing","This is a performance-friendly method for running A\u002FB tests. Unlike Client-Side A\u002FB Testing, the decision of which variation to show a user is made on the Origin Server.",1787756716355]