The following data sets list full time police per 100,000 citizens along with homicides per 100,000 citizens for the city of Detroit during the period from 1961 to 1973. Year 1961 1962 1963 1964 1965 1966 1967 Police 260.35 269.8 272.04 272.96 272.51 261.34 268.89 Homicides 8.6 8.9 8.52 8.89 13.07 14.57 21.36 Table 2.49 Year 1968 1969 1970 1971 1972 1973 Police 295.99 319.87 341.43 356.59 376.69 390.19 Homicides 28.03 31.49 37.39 46.26 47.24 52.33 Table 2.50 Which variable increased the fastest, Police or Homicides? (hint: create a double time series plot to see which slope is steeper) Police Homicides None Both 2.5 ptsSixty-five randomly selected car salespersons were asked the number of cars they generally sell in one week. Fourteen people answered that they generally sell three cars; nineteen generally sell four cars; twelve generally sell five cars; nine generally sell six cars; eleven generally sell seven cars. Based on the collected answers, what is the value (number of cars sold) of the third quartile in the dataset? 0 6 0 3 0 4 0 5 Question 17 2.5 pts The following is the frequency distribution (also called as grouped frequency table) of students' grade score: Grade Frequency 49.5-59.5 N 59.5-69.5 69.5-79.5 79.5-89.5 12 89.5-99.5 5 How many students are there?