The Following Questions Refer to the table below. 
-The marginal social cost of the fourth unit of crime prevention is
Definitions:
Correlation Coefficient
A statistical measure that indicates the extent to which two or more variables fluctuate together.
Correlational Approach
A nonexperimental method in which the researcher merely observes whether variables are associated or related.
Field Experiment
A study conducted in a real-world setting where the researcher manipulates one or more variables to observe their effect on a specific outcome.
Meta-analysis
A statistical technique that combines the results of multiple scientific studies to obtain a more precise effect size of the results.
Q7: The existence of spillover benefits results in
Q9: Which point does not represent efficient production
Q18: The achievement of low-income students improves more
Q22: The market equilibrium level of education is<br>A)0<br>B)Between
Q65: If a family earns $2,000 income,their negative
Q77: The demand for a product is a
Q84: Which of the following will cause demand
Q94: During the 1970's about how many cities
Q99: Which of the following is true of
Q116: The net social benefit of the third