A dataset has the following 5 number summary:  (15, 42, 52,…

A dataset has the following 5 number summary:  (15, 42, 52, 56, 71).  The dataset is quite large (sample size 120).   Use the IQR method to check if any of the following values are outliers. Select the value(s) if any exist, that are outliers. Full credit can only be earned with appropriate work shown on scrap paper.  Submit your scrap paper to the dropbox within 15 minutes of finishing your test.

In the 2008 Beijing Summer Olympics, Michael Phelps swam the…

In the 2008 Beijing Summer Olympics, Michael Phelps swam the 200 Meter Freestyle with a time of 102.96 seconds.  Of all the other competitors in the Men’s 200 Meter Freestyle in Beijing, the mean time was 108.71 seconds and the standard deviation was 2.92 seconds. In the 2016 Rio Summer Olympics, Katie Ledecky swam the 200 Meter Women’s Freestyle with a time of 113.73 seconds.  Of all the competitors in the Women’s 200 Meter Freestyle in Rio, the mean time was 118.24 seconds and the standard deviation was 3.50 seconds. Compute the z-score for Michael Phelps and the z-score for Katie Ledecky.  Round the z-scores to two decimal places.  Type these z-scores in the box, but show your work on your scrap paper.  Which swimmer did better relative to their gender?