Assume the the time required to download a file from the Internet is exponentially distrubuted with mean equal to 4 minutes. What is the probablity that a download will require at least 2 but not more then 4 minutes. (to five decimal places)?

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- February 7th 2006, 09:42 AMsweettea331Probability
Assume the the time required to download a file from the Internet is exponentially distrubuted with mean equal to 4 minutes. What is the probablity that a download will require at least 2 but not more then 4 minutes. (to five decimal places)?

- February 7th 2006, 12:18 PMCaptainBlackQuote:

Originally Posted by**sweettea331**

.

Here , and the required probability is:

which you should be able to evaluate.

RonL