is a measure of 27 inches "far away" from a mean of 18 inches? As someone with knowledge of statistics, you answer "it depends" and request the standard deviation of the underlying data. (a) Suppose the data come from a sample whose standard deviation is 3 inches. How many standard deviations is 27 inches from 18 inches? (b) Is 27 inches far away from a mean of 18 inches? (c) Suppose the standard deviation of the underlying data is 7 inches. Is 27 inches far away from a mean of 18 inches?