Explain the threat to validity.

Essay Questions: -Identify the four levels of measurement and give examples of each. -Explain" rel="nofollow">in the threat to validity. Cover the followin" rel="nofollow">ing threats: face, content, criterion – related, and construct. -Discuss the measures used to in" rel="nofollow">insure reliability: test – retest method, in" rel="nofollow">inter-rater, and split – half method. -Compare and contrast UCR and NCVS with respect to the type of crime data they collect and how they collect it. Identify strengths and weaknesses of each. -Identify the major efforts to gather in" rel="nofollow">information about drug abuse in" rel="nofollow">in the United States. How do these measures compare with one another? What are the strengths and weaknesses of each? Discuss the validity and reliability of self – report measures. -Discuss the improvements that have been made to UCR through the NIBRS and the Redesigned NCVS. Predict whether these changes will make a major difference in" rel="nofollow">in our understandin" rel="nofollow">ing of crime in" rel="nofollow">in America. Book Info: Research Methods For crimin" rel="nofollow">inal Justice and Crimin" rel="nofollow">inology By: Michael G. Maxfield and Earl R. Babbie