Answer: B. Although the mean number of pizzas delivered by Sean is generally greater than the mean number of pizzas delivered by Ben, the variability creates too much overlap for any conclusion to be made.
Explanation:
This is the correct answer because when you are tracking the two people on the graph you have a mean. And the mean of the number of pizzas delivered by Sean will be greater than Ben because there isn't a measurement given out. So B is the correct answer.