Baltimore government has decided to recruit additional police officers based on the historical crime data. Your boss has asked you to provide a number of crime incidents per city to predict hiring need for police officers. This will give state government a better idea of which areas would need to have more police officers. Answer the following (based on attached dataset): Describe the purpose of the data file and how it will be useful to predict police officer recruiting. Determine missing data sets that might be required to predict police officer hiring. Provide good reasoning and justification for how the additional data sets will help solve the problem. 

Use Google Scholar to find a research study in any area of interest to you that involves hypothesis testing. Describe the study, hypothesis test, null/alternative hypothesis, alpha value, one or two-tailed test, results, and inferences made. Please make sure you cite references to any sources you use for this question. Provide a link to the actual study so that classmates can review the hypothesis test data. Explain the inferences you make from these results, importance of this data in general, how it relates to your life, and what you find interesting about the study.