It is estimated that 18% of emails are spam. A software has been applied to filter spam emails before they reach your inbox. The software can correctly detect 90% of spam emails, and the probability for false positive (a non-spam email incorrectly estimated as spam) is 8%. If an email is detected as spam, what is the probability that it is indeed a spam email? (Round you answer to 4 decimal places) 0.7684 0.6694 O 0.9184 0.7118

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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It is estimated that 18% of emails are spam. A software has been applied to filter
spam emails before they reach your inbox. The software can correctly detect 90%
of spam emails, and the probability for false positive (a non-spam email incorrectly
estimated as spam) is 8%. If an email is detected as spam, what is the probability
that it is indeed a spam email? (Round you answer to 4 decimal places)
0.7684
0.6694
O 0.9184
0.7118
Transcribed Image Text:It is estimated that 18% of emails are spam. A software has been applied to filter spam emails before they reach your inbox. The software can correctly detect 90% of spam emails, and the probability for false positive (a non-spam email incorrectly estimated as spam) is 8%. If an email is detected as spam, what is the probability that it is indeed a spam email? (Round you answer to 4 decimal places) 0.7684 0.6694 O 0.9184 0.7118
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