The amount of time required to serve customer at a fast food restaurant has an exponential density function with mean 4 minutes. Find the probability that a customer is served in less than 1 minute. C... The probability that a customer is served in less than 1 minute is (Type an exact answer.)

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The amount of time required to serve a customer at a fast food restaurant has an exponential density function with mean 4 minutes. Find the probability that a customer is served in less than 1 minute.
The probability that a customer is served in less than 1 minute is
(Type an exact answer.)
Transcribed Image Text:The amount of time required to serve a customer at a fast food restaurant has an exponential density function with mean 4 minutes. Find the probability that a customer is served in less than 1 minute. The probability that a customer is served in less than 1 minute is (Type an exact answer.)
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