Answer:
0.0713 = 7.13% probability that the result is positive.
Step-by-step explanation:
Probability of a positive test:
91% of 1/650(has the disease).
7% of 1 - 1/650 = 649/650(does not have the disease). So

0.0713 = 7.13% probability that the result is positive.
Answer:
????
Step-by-step explanation:
Where's the equation? diagram?
Answer:
It is D
Step-by-step explanation:
Because,
The sign ">" should have an underline and the point starts at 4, not 3. If it is not correct, I am sorry.
Answer:
A. decrease
Step-by-step explanation:
The mean average number without the fifth test is 79.75 so her score went down. Hope this helped!