Given Exercise gave the following data values for the number of CDs owned by 24 students in a statistics class (in 1999). (Data source: musiccds dataset on the companion website.)
220, 20, 50, 450, 300, 30, 20, 50, 200, 35, 25, 50, 250, 100, 0, 100, 20, 13, 200, 2, 125, 150, 90, 60
a. Find the five-number summary for these data.
b. Determine whether or not any data values would be marked as outliers on a boxplot.
Exercise
About how many music CDs do you own? Responses to this question for 24 students in a senior-level statistics course in 1999 follow:
220, 20, 50, 450, 300, 30, 20, 50, 200, 35, 25, 50, 250, 100, 0, 100, 20, 13, 200, 2, 125, 150, 90, 60
The data are also given in the musiccds dataset on the companion website.
a. Draw a stem-and-leaf plot of these data.
b. Draw a histogram of these data.
c. Characterize the shape of the data.