Question: Use the NBA data from Exercise to create a stemand-leaf plot.
Exercise: Here are the numbers of wins for the 30 National Basketball Association teams for the 2004-2005 NBA season.
![141_1.png](https://secure.tutorsglobe.com/CMSImages/141_1.png)
a. Create a grouped frequency table for these data.
b. Create a histogram based on the grouped frequency table.
c. Write a summary describing the distribution of these data with respect to shape and direction of any skew.
d. State one research question that might arise from this data set.