Question

The probability that a machine is working on any given day is p for some 0...

The probability that a machine is working on any given day is p for some 0 < p < 1, and there are eight of them in a factory.

1. Suppose the factory can operate normally if at least two of the machines work. Find the probability that the factory operates normally for a day.

2. Suppose the factory can operate normally if at least seven of the machines work. Find the probability that the factory operates normally for two days.

Homework Answers

Answer #1

p: Probability that machine is working

n = 8

Random variable X: Number of machines working.

X follows Binomial with n = 8 and probability of success p

x = 0,1,2,........n

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

ADVERTISEMENT