“Good – would need to define clearly “violent crimes” – and the entire U.S.? That’s quite the scope. When are you defining the time periods for COVID-19? Make sure you hash all this out in your research design.For your research paper:” my professor feed back on my topic1. Define your variables (i.e. dependent, independent, and their nominal and operational definitions). Please note that the definitions must be of the main variables examined in the hypothesis/ hypotheses, and/ or research question.2. Define the population.3. Detail the sampling method and rational.4. Detail the sampling method and statistical power issues while stating the proposed sample size to be used.5. Detail your research design.6. Detail your data collection method (i.e. observation, in-depth interviews, meta-analysis, surveys etc.).