Solve the Problem $115.2\quad114.4\quad116.6\quad115.0\quad113.7\quad114.0\quad112.9\quad114.0$ A)-560
B)0

Solve the problem.
-The following is a set of data showing the water temperature in a heated tub at different time intervals. Use the range rule of thumb to find the standard deviation. Round results to the nearest tenth. $115.2\quad114.4\quad116.6\quad115.0\quad113.7\quad114.0\quad112.9\quad114.0$

A) -56.0
B) 0.7
C) 0.9
D) 1.2