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The next set of questions corresponds to the following question: Does homicide rate differ by time period? Assume that homicide rate is normally distributed. e.
The next set of questions corresponds to the following question: Does homicide rate differ by time period? Assume that homicide rate is normally distributed. e. State the null and alternative hypothesis. f. What statistical test would you use and why would you use this test? g. Perform the test. Present summary statistics of homicide rate by time period using an appropriate method (graph, table, or bullet points). Choose only one method (Be sure that tables and gures can stand alone). State your results (in words and numbers). provide an interpretation of your ndings, and make an appropriate conclusion
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