What is the difference between a concept and variable in research?

Before you design your research question, it is important for you to be clear between the difference between a concept and a variable. Not knowing the difference may lead to researchers failing to measure what they set out to achieve. In this video, Dr Sam explains the meaning of the two terms and the difference between each with a number of examples for easy understanding.
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[@muhaibktk9877]

Brilliant explanation 👌

[@aparnabanerjee5266]

Thank you Sir 🙏🏻