A low base rate makes it likely that you will have many
A) true positives and false negatives
B) true negatives and false positives
C) true negatives and false negatives
D) true positives and false positives

Question

Quizplus · Accepted Answer

A low base rate means that the proportion of actual positives in the population is low. Therefore, it is likely that there will be a higher number of true negatives (people who do not have the condition being tested for) and false positives (people who test positive but do not have the condition), as compared to true positives (people who test positive and actually have the condition) and false negatives (people who test negative but actually have the condition). Therefore, the best choice is B - true negatives and false positives.

A Low Base Rate Makes It Likely That You Will