SOLUTION: A doctor is using a method of treatment that is thought to be 94% successful. What is the probability that there are five failures in 15 treatments (round to the nearest thousandth

Algebra.Com
Question 429930: A doctor is using a method of treatment that is thought to be 94% successful. What is the probability that there are five failures in 15 treatments (round to the nearest thousandth)?
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!

Hi
Note: The probability of x successes in n trials is:
P = nCx* where p and q are the probabilities of success and failure respectively.
In this case p = .94 and q = .06
nCx =
P(5 failures in 15 treatments) = 15C5(.06)^5(.94)^10
RELATED QUESTIONS

A doctor is using a method of treatment that is thought to be 94% successful. What is the (answered by sudhanshu_kmr)
A doctor is using a method of treatment that is thought to be 94% successful. What is the (answered by stanbon)
12 members of a team want to use a spaceship to parachute somewhere. The probability of a (answered by stanbon)
A doctor knows that one particular treatment has a 30% cure rate. If that treatment is... (answered by stanbon)
A new surgical operation procedure is said to be successful 85% of the time. If the... (answered by stanbon)
There are 100 patients in a hospital with a certain disease. Of these, 10 are selected to (answered by Theo)
A company is considering producing some new products. Based on past records, management... (answered by CPhill)
A medical treatment has a success rate of 90%. Two patients will be treated with this... (answered by KMST)
A construction firm has bid on two different contracts. Let B1 be the event that the... (answered by Boreal)