Question 10 • Concepts in Probability and Statistics
The center of the dot plot is the median, so with 20 shoppers the 10th and 11th values should both be 1. In choice C, there are 8 shoppers with 0 coupons and 3 with 1 coupon, so the 10th and 11th values are both 1. It also shows 20 shoppers total, no one at 4 coupons, and 0 coupons as the most common result.
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