Question: The time between failures for an air conditioner is exponentially distributed with a mean of 25 months. What is the probability that the next failure

The time between failures for an air conditioner is exponentially distributed with a mean of 25 months. What is the probability that the next failure will not occur before 30 months have elapsed?

Group of answer choices

in excess of .4 but not in excess of .6

in excess of .3 but not in excess of .4

none of the choices

in excess of .2 but not in excess of .3

not in excess of .2

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