Question: Some have speculated that homicide is caused by the presence of marginal populations. To explore this hypothesis regress the homicide rate in 2000 on the unemployment rate for 2000.

? Use the appropriate diagnostics to test that the assumptions of regression are satisfied. If there are outliers, tell me how you determined the data point was an outlier and exclude them before you run the final analysis.

? Is there a statistically significant relationship between the two variables? Explain.

? Is the relationship strong or weak? Explain.

? Is it positive or negative? Explain