Here are the number of games Wayne Gretzky played during each session:

79 80 80 80 74 80 80 79 64 78

73 78 74 45 81 48 80 82 82 70

1. Draw a histogram for the data.
2. Describe the shape of the distribution.
3. Which measure of central tendency you used to describe the centre of the distribution? Why?
4. Which unusual feature you see? What might explain this?