What Refers To The Ability Of An Instrument Or Tool To Accurately Measure What Is Supposed To Measure? The Validity refers to the ability of an instrument or tool to accurately measure what it is supposed to measure. The term validity is derived from the Latin word validus, which means strong. When an instrument measures
What Is Instrument Reliability And Validity? Reliability and validity are important aspects of selecting a survey instrument. Reliability refers to the extent that the instrument yields the same results over multiple trials. Validity refers to the extent that the instrument measures what it was designed to measure. What is the reliability and validity of a
How Do You Validate An Instrument? As a process, validation involves collecting and analyzing data to assess the accuracy of an instrument. There are numerous statistical tests and measures to assess the validity of quantitative instruments, which generally involves pilot testing. What are 5 ways to validate a Instruments validity? There are five key sources