Violent crimes include rape, robbery. assault, and homicide. The following is a summary of the violent-crime rate (violent crimes per 100,000 population) for all states of a country in a certain year. Complete parts (a) through (d). Q1 2 271.8, (12 = 387.4. 03 = 529.7 (I) \\..,. .-.._- ..... ...._.,..-......-.. -. ...--_ .--....-. _...._-- ..._ --.._-......_..-. ..-.-... 25% of the states have a violent-crime rate that is 271.8 crimes per 100,000 population or less. 50% of the states have a violent-crime rate that is 38?.4 crimes per 100,000 population or less. ?5% of the states have a violent-crime rate that is 529.? crimes per 100,000 population or less. 25% of the states have a violentcrime rate that is 271.8 crimes per 100,000 population or more. 50% of the states have a violentcrime rate that is 387.4 crimes per 100,000 population or more. 75% of the states have a violent-crime rate that is 529.? crimes per 100,000 population or more. 75% of the states have a violentcrime rate that is 271.8 crimes per 100,000 population or less. 50% of the states have a violentcrime rate that is 387.4 crimes per 100,000 population or less. 25% of the states have a violent-crime rate that is 529.? crimes per 100,000 population or less. (b) Determine and interpret the interquartile range. The interquartile range is 257.9 crimes per 100,000 population. (Type an integer or a decimal.) Interpret the interquartile range. Choose the correct answer below. Ci A. The middle 50% of all observations have a range of 115.6 crimes per 100,000 population. (:3- B. All observations have a range of 257.9 crimes per 100.000 population. C. The middle 25% of all observations have a range of 25?.9 crimes per 100,000 poputation. [ . i':- D. The middle 50% of all observations have a range of 257.9 crimes per 100,000 population