APFIVE Interpreting a Back-to-Back Stemplot Summary
A back-to-back stemplot was used to compare the number of wins for teams in the NBA’s Eastern and Western Conferences. Based on the summary statistics from the plot, all of the following statements are true EXCEPT:
- Eastern Conference: Median = 41 wins; Range = 60 − 17 = 43 wins; The distribution is roughly bell-shaped.
- Western Conference: Median = 49 wins; Range = 57 − 19 = 38 wins; The distribution is roughly uniform with a low outlier.
A
The median number of wins is lower in the Eastern Conference (41 wins) compared to the Western Conference (49 wins).
B
The Eastern Conference distribution is roughly bell-shaped while the Western Conference distribution appears more uniform and includes an outlier.
C
The range of wins for the Eastern Conference is 43, which is larger than the 38-win range of the Western Conference.
D
The stemplot indicates that the Western Conference has a larger spread in wins than the Eastern Conference.
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