A local company has two identical lathe machines which are operated independently. A log is kept for each of the two mac
Posted: Fri May 20, 2022 6:39 am
questions
Q1 If two machines are dependent what is the probability of either lathe working at the visit of supervisor?
Q2 What is the probability that only one lathe would broke down?
Q3 What is the probability that at least one lathe would have broken down ?
A local company has two identical lathe machines which are operated independently. A log is kept for each of the two machines and Table QII below shows the number of times that each machine has been operational in the last twelve months. Lathe Status Number of times working Number of times not working Table QII A 780 220 B 650 350
Draw the probability tree diagram and solve following Q1 If two machines are dependent what is the probability of either lathe working at the visit of supervisor?
Q2 What is the probability that only one lathe would broke down?
Q3 What is the probability that at least one lathe would have broken down ?
A local company has two identical lathe machines which are operated independently. A log is kept for each of the two machines and Table QII below shows the number of times that each machine has been operational in the last twelve months. Lathe Status Number of times working Number of times not working Table QII A 780 220 B 650 350