Question

In: Computer Science

Question: 3 There are four witnesses to a theft crime and investigator found out that if...

Question: 3
There are four witnesses to a theft crime and investigator found out that if the witness 1 is telling
truth so is the witness 2, the witness 2 and the witness 3 can’t both be telling the truth, the
witness 3 and witness 4 are not both lying. And lastly if witness 4 is speaking truth then witness 2 is not
speaking truth. Tell us who are telling truth and who lies.

Solutions

Expert Solution


Related Solutions

Someone witnesses a crime involving a taxi. The witness tells the police that the taxi was...
Someone witnesses a crime involving a taxi. The witness tells the police that the taxi was blue. The police know that 80% of witnesses are correct and also that 12% of all of the taxis that could have been involved are blue while the rest are green. What is the probability that the taxi was in fact blue? Write your answer out to two decimal places so that 1% is .01, 99% is .99, etc. "base rate fallacy taxi"
Someone witnesses a crime involving a taxi. The witness tells the police that the taxi was blue.
Someone witnesses a crime involving a taxi. The witness tells the police that the taxi was blue. The police know that 77% of witnesses are correct and also that 25% of all of the taxis that could have been involved are blue while the rest are green. What is the probability that the taxi was in fact blue? Write your answer out to two decimal places.
The crime scene investigator must always be aware of the potential value of fiber evidence in...
The crime scene investigator must always be aware of the potential value of fiber evidence in any investigation. Describe three or more methods of the proper collection and preservation of fiber evidence in a criminal investigation. (An excellent answer would include at least four major points.)
For property crime (burglary, car theft, etc) in a particular region, around 70% of the crimes...
For property crime (burglary, car theft, etc) in a particular region, around 70% of the crimes are not solved within 30 days. a) For 6 property crime cases under investigation, what is the probability that: i) all of the cases will remain unsolved? ii) exactly 4 cases will be solved? iii) at least 4 cases will be solved? b) For 40 property crime cases under investigation, i) how many would you expect to be solved within 30 days? ii) what...
Crime concerns in China. A 2013 poll found that 24.2% of Chinese adults see crime as...
Crime concerns in China. A 2013 poll found that 24.2% of Chinese adults see crime as a very big problem, and the standard error for this estimate, which can reasonably be modeled using a normal distribution, is SE = 1.3%. Suppose an issue will get special attention from the Chinese government if more than 1-in-5 Chinese adults express concern on an issue. 1. Choose words from the dropdown choices to construct hypotheses regarding whether or not crime should receive special...
Four witnesses, Alice, Bob, Carol, and Dave, at a trial each tell the truth with probability...
Four witnesses, Alice, Bob, Carol, and Dave, at a trial each tell the truth with probability 1/3 independent of each other. In their testimonies, Alice claimed that Bob denied that Carol declared that Dave lied. What is the conditional probability that Dave told the truth?
How do Positivist’s and their perspective with anomie strain theory explain and analyze crime (specifically THEFT)...
How do Positivist’s and their perspective with anomie strain theory explain and analyze crime (specifically THEFT) Answer questions with positivist view on theft 1 Attempt to explain the occurrence, enactment, and/or distribution of deviant or criminal behavior.(specifically theft) 2 An explanation for why deviant behavior is enacted (Why do they steal?). 3 Deviance is a type of action that needs to be explained. 4 Concerned with the factors that lead certain people to violate the rules or those that produce...
QUESTION 10 A survey conducted by the U.S. department of Labor found the 48 out of...
QUESTION 10 A survey conducted by the U.S. department of Labor found the 48 out of 500 heads of households were unemployed. Construct a 90% confidence interval estimate of the proportion of unemployed heads of households in the population. (0.091, 0.101) (0.095, 0.097) (0.083, 0.109) (0.074, 0.118) 10 points
QUESTION 3 (20 MARKS) QUESTION 3 (20 MARKS) An analysis of the Business School graduates found...
QUESTION 3 QUESTION 3 An analysis of the Business School graduates found that 210 out of 318 randomly selected graduates used An analysis of the Business School graduates found that 210 out of 318 randomly selected graduates used  a statistical inference technique during their first year of employment.a statistical inference technique during their first year of employment. (a) Calculate a 90% confidence interval for the proportion of graduates who used a statistical inference (a) Calculate a 90% confidence interval for the...
Question 3 (20 marks) (a) What are the differences in nature between cyber security and crime...
Question 3 (a) What are the differences in nature between cyber security and crime versus other kinds of crimes or other kind of police. (b) What are the possible difficulties for imposing regulation to cyber crime?
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT