A
$
B
$
C
$
D
$
Explanation
Correct answer: C.
Choice C is correct. The median of a data set is the middle value when the data is in ascending or descending order. In ascending order, the gas prices are $, $, $, $, and $. The middle number of this list is , so it follows that $ is the median gas price.
Desmos solution:
Enter in Desmos:
Reviewed and rewritten by CookSAT
Why the other choices are wrong
Choice A
Choice A is incorrect. When the gas prices are listed in ascending order, this value isn't the middle number.
Choice B
Choice B is incorrect. This value represents the mean gas price.
Choice D
Choice D is incorrect. This value represents both the mode and the maximum gas price.