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The stem-and-leaf plot shows the number of minutes and seconds of one ride on each of the  top-rated roller coasters in the world. In the stem-and-leaf plot,  represents  minutes,  seconds, which is the same as  seconds. What is the median of this data set? Express your answer in seconds. 

 

https://latex.artofproblemsolving.com/d/c/f/dcfe8eec9054bb72220aa53a9f54dab4b5912103.png

flyinindawind  Sep 22, 2018
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Stem: The numbers to the left of the line, and Leaf: The numbers to the right of the line.

We have, 28, 28, 50, 1:00, 1:02, 2:20, 2:25, 2:35, 2:43, 2:45, 3:00, 3:00, 3:00, 3:30, 3:36, 4:00, 4:00.

Finding the middle, we get 2 minutes and 43 seconds, so 120+43=163 seconds.

tertre  Sep 22, 2018

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