Part A: The FBI theorizes that there is a direct relationship between the population of a city and the number of murders that occur. What is the null hypothesis of this study? Number of murders cannot predict the population of a city. b. There is no relationship between the population and the number of murders. There is no null hypothesis for this study. d. The population of a city cannot predict the number of murders. a. с. Part B: The FBI theorizes that there is a direct relationship between the population of a city and the number of murders that occur. What is the dependent variable? There is no dependent variable in this study. a. b. Number of murders. c. Population Part C: The FBI theorizes that the population of a city can predict the number of murders in that city. What is the independent variable? a. Population. b. Population and number of murders. c. There is no independent variable in this study. d. Number of murders

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