b) You have gone to a cyber-café with a friend. You found that the cyber-café has only three terminals. All terminals are unoccupied. You and your friend have to make a random choice of selecting a terminal. What is the probability that both of you will NOT select the same terminal?

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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b) You have gone to a cyber-café with a friend. You found that the
cyber-café has only three terminals. All terminals are unoccupied.
You and your friend have to make a random choice of selecting a
terminal. What is the probability that both of you will NOT select
the same terminal?
c) A hydraulic structure has four gates which operate independently.
The probability of failure off each gate is 0.2. given that gate i has
failed. Estimate the probability that both gates 2 and 3 will fail?
d) A box contains 2 washers. 3 nuts and 4 bolts. Items are drawn from
the box at random one at a time without replacement. Estimate the
probability of drawing washers first followed by 3 nuts and
subsequently the 4 bolts?
Transcribed Image Text:b) You have gone to a cyber-café with a friend. You found that the cyber-café has only three terminals. All terminals are unoccupied. You and your friend have to make a random choice of selecting a terminal. What is the probability that both of you will NOT select the same terminal? c) A hydraulic structure has four gates which operate independently. The probability of failure off each gate is 0.2. given that gate i has failed. Estimate the probability that both gates 2 and 3 will fail? d) A box contains 2 washers. 3 nuts and 4 bolts. Items are drawn from the box at random one at a time without replacement. Estimate the probability of drawing washers first followed by 3 nuts and subsequently the 4 bolts?
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