You are interested in finding the standard deviation of trees at Bristly Pines tree farm. You take a sample eight trees and record their heights below. What is the standard deviation of the trees that you samples?
Tree Height: (in feet)
4.1, 6.2, 5.5, 7.1, 6.3. 5.9, 7.5, 6.7
The mean of the sampled trees is 6.3