Question: 7
(Choose 1 answer)
(See picture)
A. 0.6
B. 0.4
C. 0.667
D. 0.075
400 people were tested for Covid-19 after attending a music festival. The
results are shown in the table. What is the probability that you get a positive
test result given that you have Covid-19? Use the table below.
Test Negative Test Total
Positive
Result (+)
Have Covid 19
30 people
Result (-)
20 people
50 people
Does not has
15 people
335 people
350 people
covid 19
Total
45 people
355 people
400 people
