Q. A certain disease occurs in 1 person out of every 101 people.A test for disease is 100% accurate for patients with the disease and 99% accurate for patients without it. That is it gives a 'false positive' 1% of the time even if the person tested doesn't have the disease.If you take this test and it returns a positive result, what is the probability that you have the disease ?
A) 1
B) 0.99
C) 0.95
D) 0.50
E) 0.01
Answer = D .
Please explain answer too !
Thankx...
A) 1
B) 0.99
C) 0.95
D) 0.50
E) 0.01
Answer = D .
Please explain answer too !
Thankx...
