Unformatted text preview: What need the capacity of the tank be so that the p robability of the supply’s being exhausted in a given week is 0.01? 5) It is known that E[X] = 0.6 , also the density function of X is given by the following. Find a and b 6) A miner is trapped in a mine containing three doors. The first door leads to a tunnel that takes him safety after two hours of travel. The second door leads to a tunnel that returns him to the mine after three hours of travel. The third door leads to a tunnel that returns him to his mine after five hours. If the miner is at all times equally likely to choose any one of the doors, what is the expected length of time until the miner reaches safety?...
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- Fall '07
- Industrial Engineering, Probability theory, probability density function, Three hours, five hours, Bogazici University Department of Industrial Engineering