For the following data set, find the range and the sample standard deviation (round to the nearest tenth:)
12, 15, 17, 18, 19, 25, 27
Select one:
a. range: 15, standard deviation: 5.3
b. range: 15, standard deviation: 3.8
O c. range: 25, standard deviation: 5.6
Od range: 10, standard deviation: 4.1