Mark is reviewing a partial summary of results from a test data set on a small health clinic. With an accuracy 84% (100 count), Sensitivity 55%, and Specificity 100%, can Mark correctly predict the true positive rate to identify those with the flu?
A) Yes, because the specificity is 100% identifying healthy patients.
B) No, because the test set identified all patients with the flu.
C) No, because the sensitivity rate is only 55% in identifying those with the flu.
D) Yes, because there is a 84% accuracy rate with all healthy identified.

Question

Quizplus · Accepted Answer

The true positive rate, also known as sensitivity, directly measures the test's ability to identify those with the condition (in this case, the flu). A sensitivity of 55% means the test correctly identifies 55% of those with the flu, indicating it misses 45% of true flu cases, thus not reliably predicting the true positive rate for flu identification.

Mark Is Reviewing a Partial Summary of Results from a Test