Solutions Probability

Solution) Wood County sheriff classifies crimes by age (in years) of the criminal and whether is violent or no

Question: Wood County sheriff classifies crimes by age (in years) of the criminal and whether is violent or nonviolent. As shown below, a total of 150 crimes were reported by the sheriff last year

	Under 20	20 to 40	40 or older	Total
Violent	27	41	14	82
Non Violent	12	34	22	68
Total	39	75	36	150

(a) What is the probability of selecting a case to analyze and finding that it involved a violent crime?

(b) What is the probability of selecting a case to analyze and finding that the crime was committed by someone less than 40 years old?

(d) Given that a violent crime is selected for analysis, what is the probability the crime was committed by a person under 20 years old?

(e) Two crimes are selected by Judge Tybo. What is the probability that both are violent crimes?

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Solution) Wood County sheriff classifies crimes by age (in years) of the criminal and whether is violent or no

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