The average daily cost to community hospitals for patient stays during 1993 for each of the 50 U.S. states was as follows:
These data are also provided in the file XR02057.
a. Construct a stem-and-leaf display for these data.
b. Construct a frequency distribution.
c. Determine the interval width and the class mark for each of the classes in your frequency distribution.
d. Based on the frequency distribution obtained in part (b), draw a histogram and a relative frequency polygon.