Question: Identity theft is a growing problem in the United States. According to a Federal Trade Commission Report about 280,000 identity complaints were filed for 2011.

Identity theft is a growing problem in the United States. According to a Federal Trade Commission Report about 280,000 identity complaints were filed for 2011. Among the 43.2 million persons in the 20-29 year old age group, 56,689 complaints were filed. The 20-29 year old age group makes up proportion. 139 of the total population. Use the relative frequencies to approximate the probability, that for the current year
(a) A person in the 20-29 age group files an identity theft complaint.
(b) A person not in the 20-29 age group files an identity theft complaint. Comment on your answers to parts (a) and (b).
(c) A random person will file an identity theft complaint.
(d) If a complaint is filed, what is the probability it is by someone in the 20-29 age group.

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