A baseball stadium offers tickets with different prices, depending on the location of the seats. If it increases the prices of all tickets by $15, what will happen to the median price of the tickets? A. There is not enough information to answer the question. B. It will increase by $15. C. It will decrease by $15. D. It will stay the same.
This question is very weirdly worded
I think the answer is B. Because you have all the values. If each value is increased by $15 then that includes the median. For example lets say the prices are (30, 40, 50, 60, 70) the median of this set is 50. If all the prices go up by 15, (45, 55, 65, 75, 85). Your new median would be 65.
The median number of a bunch of them is equal to the median of the first and the last number. So, if the first number is A and the last is B, their median is (A+B)/2. Meanwhile, if the first n.o. is A+15 and the last is B+15 the we would have [(A+15)+(B+15)]/2=(A+B)/2 +15. So it's will be increased.
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