A test yields the same result each time it is repeated, but the results differ from the true value. What is this scenario called?
Show answer and explanation
Correct answer: Low validity, high reliability
High reliability means consistent results, while low validity means the results do not reflect the true value. This represents poor accuracy but good precision.
Practice all 20 Screening and Diagnostic Test Validity questions
Keep practicing
More Screening and Diagnostic Test Validity questions
- A clinician wants to minimize missing a case of meningitis in infants. Which type of test should be used first?
- In what situation would a test’s PPV increase even if sensitivity and specificity remain constant?
- A study evaluates a new test and finds that it overestimates disease in one demographic group but not others. What bias is this?
- A screening program detects many small, slow-growing tumors that would not have caused harm. Which bias does this represent?
- A test detects a disease earlier but does not change the time of death. What bias falsely inflates survival time?
- A new screening test for colon cancer correctly identifies 95% of patients who truly have the disease. Which test characteristic does this…