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NURS 220 Patho I Final Questions and Answers Fully Solved 100%
*Intro to Patho* 
Define validity, reliability, & predictive value in relation to diagnostic testing. - ️️- 
validity (accuracy) = degree to which a measurement reflect the true value of the object 
it's intended to measure 
- reliability (precision) = ability of a test to give the same result in repeated 
measurements 
- predictive value = extent to which a test can differentiate btwn the presence/absence 
of a condition 
*positive PV = estimate of the probability that the disease is pre...