A medical treatment has a success rate of 0.8. Two patients will be treated with this treatment. Assuming the results are independent for the two patients, what is the probability that neither one of them will be successfully cured?
A) 0.5
B) 0.36
C) 0.2
D) 0.04

Question

Quizplus · Accepted Answer

The probability of success for each patient is 0.8, so the probability of failure (not being cured) is 1 - 0.8 = 0.2. Since the results are independent, the probability that neither patient is cured is 0.2 * 0.2 = 0.04.

A Medical Treatment Has a Success Rate of 0