Given that a message contains the word free but does NOT contain the word text (or txt),

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Given that a message contains the word ‘‘free” but does NOT contain the word ‘‘text” (or ‘‘txt”), what is the probability that it is spam?

Refer to a large collection of real SMS text messages from participating cellphone users.13 In this collection, 747 of the 5574 total messages (13.40%) are identified as spam.

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Question Posted: Dec 07, 2018 08:13 AM

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Given that a message contains the word free but does NOT contain the word text (or txt),

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