SOLUTION: Hello, I need help with the following: A certain airplane has two independent alternators to provide electrical power. The probability that a given alternator will fail on a 1-ho

Algebra ->  Probability-and-statistics -> SOLUTION: Hello, I need help with the following: A certain airplane has two independent alternators to provide electrical power. The probability that a given alternator will fail on a 1-ho      Log On


   

Question 375209: Hello,
I need help with the following:
A certain airplane has two independent alternators to provide electrical power. The probability that a given alternator will fail on a 1-hour flight is .02. What is the probability that (a) both will fail? (b) Neither will fail? (c) One or the other will fail? Show all steps carefully.
Thank you.
My email is:rfjarvis@pacbell.net

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P%28F%29=0.02
P%28NF%29=0.98
.
.
.
a)P%28F%2CF%29=0.02%280.02%29=0.0004
b)P%28NF%2CNF%29=0.98%280.98%29=0.9604
c)P%28NF%2CF%29%2BP%28F%2CNF%29=0.98%280.02%29%2B0.02%280.98%29=0.0392