Running times (in minutes) of 29 movies currently showing in early December 2004 are listed here, from a 73-minute European film called "The Big Animal", about a couple that unwittingly adopts a camel into their home when the circus leaves town, to the 173-minute Oliver Stone film about Alexander the Great.
a. Use software to find the mean and standard deviation.
b. Report the z-score for the shortest film, about the camel.
c. Report the z-score for the longest film, about Alexander the Great.