Answer:
11. a. See below. b. E. Simpson 
Explanation:
11. a. Graphing on the number line 
You did a great job on this. 
I just used red dots to make them more visible. 
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11. b. Best plus-minus record 
The player with the best plus-minus record is E. Simpson. 
His plus-minus record of +9 means that his team has scored more often when he is on the ice than any other player.