Meaning of the word "primary data" in English

What does "primary data" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

primary data

US /ˈpraɪˌmɛri ˈdeɪtə/
UK /ˈpraɪmərɪ ˈdeɪtə/

Noun

data collected directly from the original source for a specific purpose, rather than from existing sources

Example:
Surveys and interviews are common methods for collecting primary data.
Researchers often prefer to collect primary data to ensure its relevance and accuracy for their specific study.