Which of the following statements is a good definition of

Assignment Help Basic Statistics

Which of the following statements is a good definition of instrument validity?

A) It is the accurate measurement of a variable over time by an instrument

B) It is the conversion of qualitative variables to numerical values

C) It is the capacity of a measuring instrument to capture the essence and totality of the variable of interest

D) It is the inter-rater significance of a measurement instrument

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