Differentiate between validity and reliability of a research tool.

Validity is the extent to which a concept, conclusion or measurement is well-founded and corresponds accurately to the real world. The validity of a _________ _______ _____ ________ ____ ___ __________ ___ _______ _______ ___ ___.
_________ _______ ______ ________ _______.
______ ___ ______ ____ _________ ______ ______ __________ ________.
________ ______ _______ _____ _________ _______ _________ __________ ___ _________ ____ ____.
___ _________ ____ ______ ___ __________ _______ ____ ___ _________.
________ ______ ___ __________ ____.
_________ _________ ________ ____ ______ ______ ______.
________ ___ _____ _______ ________ _________.
_______ _________ __________ _____ _________ ___.
_____ ________.
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