An e-mail filter is planned to separate valid e-mails from spam. The word free occurs in 60%

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An e-mail filter is planned to separate valid e-mails from spam. The word free occurs in 60% of the spam messages and only 4% of the valid messages. Also, 20% of the messages are spam. Determine the following probabilities:

(a) The message contains free.

(b) The message is spam given that it contains free.

(c) The message is valid given that it does not contain free.

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Related Book For  book-img-for-question

Applied Statistics And Probability For Engineers

ISBN: 9781118539712

6th Edition

Authors: Douglas C. Montgomery, George C. Runger

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