Ten students took the "marshmallow test"; here is how many minutes they waited before eating the treat: 20 02 00 07 05 15 12 04 11 04 (a) Find the...

 Ten students took the "marshmallow test"; here is how many minutes they waited before eating the treat:  20 02 00 07 05 15 12 04 11 04 (a) Find the median number of minutes waited by the 10 subjects.      (b) Find the mean number of minutes waited by the 10 subjects.    (c) Find the standard deviation of the subjects' wait times.       (d) Verify / display your work by filling in this worksheet: