SOLUTION: Suppose that a classroom has 4 lights. The probability that one of the lights work is 0.25. Suppose that each light works independently of the others. What is the probability that

Algebra ->  Probability-and-statistics -> SOLUTION: Suppose that a classroom has 4 lights. The probability that one of the lights work is 0.25. Suppose that each light works independently of the others. What is the probability that       Log On


   

Question 220347: Suppose that a classroom has 4 lights. The probability that one of the lights work is 0.25. Suppose that each light works independently of the others. What is the probability that all of the lights work? Round your answer to four decimals places.
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
Probability = (.25)^4= .00390625.

Rounded off to four decimal places, this is .0039

R^2

Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus