On a later day, he asked the same group of 10 friends to throw a ball again and collected another set of data. The median of the second data set is 49 feet, and the IQR is 6 feet.
a. Did the 10 friends, as a group, perform better (or throw farther) in the second round compared to the first round?
(Worse or better)
b. Were the distances in the second data set more variable or less variable compared to those in the first round?
(More variable or less variable)