The validity of a research instrument is its Methods of Sociological Research Mcqs November 20, 2019 BILAL KHATTAK0 A.ability to deliver an unchanged measurement. B.ability to measure what its purpose to measure. C.None of these Related Mcqs: The reliability of an instrument is its Strain rosettes are generally used for______________? Precision is How wire anemometers are generally used to Load cells are used A Competency consists of____________?? Accuracy is A kentometer is Odometer is Malleal lity of a material is defined as