A company decides to investigate the amount of sick leave taken by its employees. A sample of eight employees yields the following numbers of days of sick leave taken in the past year:
0 0 4 0 0 0 6 0
a. Find and interpret the range.
b. Find and interpret the standard deviation s.
c. Suppose the 6 was incorrectly recorded and is supposed to be 60. Redo parts a and b with the correct data and describe the effect of this outlier.