Discussion Questions: 1. A statistics class with 40 students consists of 30 students with no income. 10 students with small incomes from part-time jobs. and a professor with a very large income that is well deserved. Which is better for describing the income of a typical person in this class: mean or median? Explain. 2. According to the National Center for Health Statistics, a 19-year-old female whose height is 67.1 inches has a height that is at 85th percentile. Explain what this means. 3. Make up a data set with 10 numbers that matches the boxplot below. Explain your answer. Make sure to verify it using StatCrunch. 'o 1 2 3 4 s o 4. The data graphed beiow is 8 years of data from six colleges. The variable is the percent of freshmen that graduate on-time. can... 'I'I ITI U 0 W } l:l:l -l:l:l l:l:l Lojas so 55 so 65 70 75 so as@ Potent that Bdum On'lllo a) Which college had the highest ontime graduation rate during the years of this study? How do you know? b) On average. which college had the highest ontime graduation rate? How do you know? c} Which college had the most consistent on-time graduation rates overall? Write a sentence precisely describing the variability for this college. di Which college had the smallest amount of variability relative to its median? Write a sentence precisely describing the variability for this college