Studies of a single-machine-tool system have shown that the amount of time the machine operates before breaking down is exponentially distributed with a mean of 1,000 minutes

Statistics Nov 18, 2020

Studies of a single-machine-tool system have shown that the amount of time the machine operates before breaking down is exponentially distributed with a mean of 1,000 minutes. Find the probability that the machine operates for at least 12.5 hours before breaking down.