What do the terms “operationalization” and “measurement” mean?, homework help

2. What do the terms “operationalization” and “measurement” mean? Pick one variable from one of the two research articles assigned for this week and discuss how it was measured by the researchers. Did they do a good job?

Gottfredson, D and Soule, D. (2005). The Timing of Property Crime, Violent Crime, and Substance Use Among Juveniles, Journal of Research in Crime and Delinquency, 42; 110.

Baumrind, Diana (1985). Research Using Intentional Deception: Ethical Issues Revisited, American Psychologist, (40) 2, 165.

Martin R. and Legault, R. (2005). Systematic Measurement Error With State Level Crime Data: Evidence from the “More Guns” Less Crime Debate, Journal of Research in Crime and Delinquency, 42 (2), 187.