Question

A test to detect an infection gives a positive result 98% of the time if a person is infected, and it is 97% accurate for people who are not infected. What percentage of results will be false negatives?

Answer 1

1%

2%

3%

5%

Answer 2

the result is a false negative if the person is infected but the test is giving a negative result

for infected people, the test is resulting positive 98% of times

so what is the percentage of the times it is giving negative result ?

Answer 3

thank you. I understand now.

Answer 4

any time :)